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Category — CISA
U.S. Cybersecurity Agency Warns of Actively Exploited Ivanti EPMM Vulnerability

U.S. Cybersecurity Agency Warns of Actively Exploited Ivanti EPMM Vulnerability

Jan 19, 2024 Cyber Theat / Zero-Day
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday  added  a now-patched critical flaw impacting Ivanti Endpoint Manager Mobile (EPMM) and MobileIron Core to its Known Exploited Vulnerabilities ( KEV ) catalog, stating it's being actively exploited in the wild. The vulnerability in question is  CVE-2023-35082  (CVSS score: 9.8), an authentication bypass that's a patch bypass for another flaw in the same solution tracked as CVE-2023-35078 (CVSS score: 10.0), which was actively exploited in attacks targeted Norwegian government entities as a zero-day in April 2023. "If exploited, this vulnerability enables an unauthorized, remote (internet-facing) actor to potentially access users' personally identifiable information and make limited changes to the server," Ivanti  noted  in August 2023. All versions of Ivanti Endpoint Manager Mobile (EPMM) 11.10, 11.9 and 11.8, and MobileIron Core 11.7 and below are impacted by the vulnerability. Cyb
Feds Warn of AndroxGh0st Botnet Targeting AWS, Azure, and Office 365 Credentials

Feds Warn of AndroxGh0st Botnet Targeting AWS, Azure, and Office 365 Credentials

Jan 17, 2024 Botnet / Cloud Security
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI)  warned  that threat actors deploying the  AndroxGh0st  malware are creating a botnet for "victim identification and exploitation in target networks." A Python-based malware,  AndroxGh0st  was first documented by Lacework in December 2022, with the malware inspiring several  similar tools  like AlienFox, GreenBot (aka Maintance), Legion, and Predator. The cloud attack tool is capable of infiltrating servers vulnerable to known security flaws to access Laravel environment files and steal credentials for high-profile applications such as Amazon Web Services (AWS), Microsoft Office 365, SendGrid, and Twilio. Some of the notable flaws weaponized by the attackers include  CVE-2017-9841  (PHPUnit),  CVE-2021-41773  (Apache HTTP Server), and  CVE-2018-15133  (Laravel Framework). "AndroxGh0st has multiple features to enable SMTP abuse including scanning, exploitat
CTEM in the Spotlight: How Gartner's New Categories Help to Manage Exposures

CTEM in the Spotlight: How Gartner's New Categories Help to Manage Exposures

Aug 27, 2024Threat Management / Enterprise Security
Want to know what's the latest and greatest in SecOps for 2024? Gartner's recently released Hype Cycle for Security Operations report takes important steps to organize and mature the domain of Continuous Threat Exposure Management, aka CTEM. Three categories within this domain are included in this year's report: Threat Exposure Management, Exposure Assessment Platforms (EAP), and Adversarial Exposure Validation (AEV). These category definitions are aimed at providing some structure to the evolving landscape of exposure management technologies. Pentera, listed as a sample vendor in the newly defined AEV category, is playing a pivotal role in increasing the adoption of CTEM, with a focus on security validation. Following is our take on the CTEM related product categories and what they mean for enterprise security leaders. The Industry is Maturing CTEM, coined by Gartner in 2022, presents a structural approach for continuously assessing, prioritizing, validating, and remediating expo
CISA Flags 6 Vulnerabilities - Apple, Apache, Adobe, D-Link, Joomla Under Attack

CISA Flags 6 Vulnerabilities - Apple, Apache, Adobe, D-Link, Joomla Under Attack

Jan 10, 2024 Patch Management / Threat Intelligence
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has  added  six security flaws to its Known Exploited Vulnerabilities ( KEV ) catalog, citing evidence of active exploitation. This includes  CVE-2023-27524  (CVSS score: 8.9), a high-severity vulnerability impacting the Apache Superset open-source data visualization software that could enable remote code execution. It was fixed in version 2.1. Details of the issue  first came to light  in April 2023, with Horizon3.ai's Naveen Sunkavally describing it as a "dangerous default configuration in Apache Superset that allows an unauthenticated attacker to gain remote code execution, harvest credentials, and compromise data." It's currently not known how the vulnerability is being exploited in the wild. Also added by CISA are five other flaws - CVE-2023-38203  (CVSS score: 9.8) - Adobe ColdFusion Deserialization of Untrusted Data Vulnerability CVE-2023-29300  (CVSS score: 9.8) - Adobe ColdFusion Deserialization of Untrus
cyber security

Saas Attacks Report: 2024 Edition

websitePush SecuritySaaS Security / Offensive Security
Offensive security drives defensive security. Learn about the SaaS Attack Matrix – compiling the latest attack techniques facing SaaS-native and hybrid organizations.
CISA Urges Manufacturers Eliminate Default Passwords to Thwart Cyber Threats

CISA Urges Manufacturers Eliminate Default Passwords to Thwart Cyber Threats

Dec 18, 2023 Software Security / Vulnerability
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is  urging  manufacturers to get rid of default passwords on internet-exposed systems altogether, citing severe risks that could be exploited by malicious actors to gain initial access to, and move laterally within, organizations. In an alert published last week, the agency called out Iranian threat actors affiliated with the Islamic Revolutionary Guard Corps (IRGC) for exploiting operational technology devices with default passwords to gain access to critical infrastructure systems in the U.S. Default passwords  refer to factory default software configurations for embedded systems, devices, and appliances that are typically publicly documented and identical among all systems within a vendor's product line. As a result, threat actors could scan for internet-exposed endpoints using tools like Shodan and attempt to breach them through default passwords, often gaining root or administrative privileges to  perform po
Qualcomm Releases Details on Chip Vulnerabilities Exploited in Targeted Attacks

Qualcomm Releases Details on Chip Vulnerabilities Exploited in Targeted Attacks

Dec 06, 2023 Vulnerability / Mobile Security
Chipmaker Qualcomm has released more information about three high-severity security flaws that it said came under "limited, targeted exploitation" back in October 2023. The  vulnerabilities  are as follows - CVE-2023-33063  (CVSS score: 7.8) - Memory corruption in DSP Services during a remote call from HLOS to DSP. CVE-2023-33106  (CVSS score: 8.4) - Memory corruption in Graphics while submitting a large list of sync points in an AUX command to the IOCTL_KGSL_GPU_AUX_COMMAND. CVE-2023-33107  (CVSS score: 8.4) - Memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call. Google's Threat Analysis Group and Google Project Zero  revealed  back in October 2023 that the three flaws, along with  CVE-2022-22071  (CVSS score: 8.4), have been exploited in the wild as part of limited, targeted attacks. A security researcher named luckyrb, the Google Android Security team, and TAG researcher Benoît Sevens and Jann Horn of Google Proje
CISA Alerts: High-Severity SLP Vulnerability Now Under Active Exploitation

CISA Alerts: High-Severity SLP Vulnerability Now Under Active Exploitation

Nov 09, 2023 Cyber Attack / Vulnerability
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday  added  a high-severity flaw in the Service Location Protocol (SLP) to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. Tracked as  CVE-2023-29552  (CVSS score: 7.5), the issue relates to a denial-of-service (DoS) vulnerability that could be weaponized to launch massive DoS amplification attacks. It was  disclosed  by Bitsight and Curesec earlier this April. "The Service Location Protocol (SLP) contains a denial-of-service (DoS) vulnerability that could allow an unauthenticated, remote attacker to register services and use spoofed UDP traffic to conduct a denial-of-service (DoS) attack with a significant amplification factor," CISA  said . SLP is a protocol that allows systems on a local area network (LAN) to discover each other and establish communications. The exact details surrounding the nature of exploitation of the flaw are currently unknown, bu
Warning: Unpatched Cisco Zero-Day Vulnerability Actively Targeted in the Wild

Warning: Unpatched Cisco Zero-Day Vulnerability Actively Targeted in the Wild

Oct 17, 2023 Vulnerability / Network Security
Cisco has warned of a critical, unpatched security flaw impacting IOS XE software that's under active exploitation in the wild. Rooted in the web UI feature, the zero-day vulnerability is tracked as  CVE-2023-20198  and has been assigned the maximum severity rating of 10.0 on the CVSS scoring system. It's worth pointing out that the shortcoming only affects enterprise networking gear that have the web UI feature enabled and when it's exposed to the internet or to untrusted networks. "This vulnerability allows a remote, unauthenticated attacker to create an account on an affected system with privilege  level 15 access ," Cisco  said  in a Monday advisory. "The attacker can then use that account to gain control of the affected system." The problem impacts both physical and virtual devices running Cisco IOS XE software that also have the HTTP or HTTPS server feature enabled. As a mitigation, it's recommended to disable the HTTP server feature on internet-facing systems. The network
FBI, CISA Warn of Rising AvosLocker Ransomware Attacks Against Critical Infrastructure

FBI, CISA Warn of Rising AvosLocker Ransomware Attacks Against Critical Infrastructure

Oct 13, 2023 Data Security / Malware
The AvosLocker ransomware gang has been linked to attacks against critical infrastructure sectors in the U.S., with some of them detected as recently as May 2023. That's according to a new joint cybersecurity advisory released by the U.S. Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) detailing the ransomware-as-a-service (RaaS) operation's tactics, techniques, and procedures (TTPs). "AvosLocker affiliates compromise organizations' networks by using legitimate software and open-source remote system administration tools," the agencies  said . "AvosLocker affiliates then use exfiltration-based data extortion tactics with threats of leaking and/or publishing stolen data." The ransomware strain  first emerged  on the scene in mid-2021, and has since leveraged sophisticated techniques to disable antivirus protection as a detection evasion measure. It affects Windows, Linux, and VMware ESXi environment
CISA Warns of Actively Exploited Adobe Acrobat Reader Vulnerability

CISA Warns of Actively Exploited Adobe Acrobat Reader Vulnerability

Oct 11, 2023 Vulnerability / Exploit
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday  added  a high-severity flaw in Adobe Acrobat Reader to its Known Exploited Vulnerabilities ( KEV ) catalog, citing evidence of active exploitation. Tracked as  CVE-2023-21608  (CVSS score: 7.8), the vulnerability has been described as a use-after-free bug that can be exploited to achieve remote code execution (RCE) with the privileges of the current user. A patch for the flaw was released by Adobe in January 2023. HackSys security researchers Ashfaq Ansari and Krishnakant Patil were  credited  with discovering and reporting the flaw. The  following versions  of the software are impacted - Acrobat DC - 22.003.20282 (Win), 22.003.20281 (Mac) and earlier versions (fixed in 22.003.20310) Acrobat Reader DC - 22.003.20282 (Win), 22.003.20281 (Mac) and earlier versions (fixed in 22.003.20310) Acrobat 2020 - 20.005.30418 and earlier versions (fixed in 20.005.30436) Acrobat Reader 2020 - 20.005.30418 and earl
CISA Warns of Active Exploitation of JetBrains and Windows Vulnerabilities

CISA Warns of Active Exploitation of JetBrains and Windows Vulnerabilities

Oct 05, 2023 Vulnerability / Cyber Attack
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday  added  two security flaws to its Known Exploited Vulnerabilities ( KEV ) catalog due to active exploitation, while removing five bugs from the list due to lack of adequate evidence. The vulnerabilities newly added are below - CVE-2023-42793  (CVSS score: 9.8) - JetBrains TeamCity Authentication Bypass Vulnerability CVE-2023-28229  (CVSS score: 7.0) - Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability CVE-2023-42793 relates to a  critical authentication bypass vulnerability  that allows for remote code execution on TeamCity Server. Data gathered by GreyNoise has revealed exploitation attempts targeting the flaw from  74 unique IP addresses  to date. On the other hand, CVE-2023-28229 is a  high-severity flaw  in the Microsoft Windows Cryptographic Next Generation (CNG) Key Isolation Service that allows an attacker to gain specific limited SYSTEM privileges. There are curren
China's BlackTech Hacking Group Exploited Routers to Target U.S. and Japanese Companies

China's BlackTech Hacking Group Exploited Routers to Target U.S. and Japanese Companies

Sep 28, 2023 Cyber Espionage / Threat Intel
Cybersecurity agencies from Japan and the U.S. have warned of attacks mounted by a state-backed hacking group from China to stealthily tamper with branch routers and use them as jumping-off points to access the networks of various companies in the two countries. The attacks have been tied to a malicious cyber actor dubbed  BlackTech  by the U.S. National Security Agency (NSA), Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), Japan National Police Agency (NPA), and the Japan National Center of Incident Readiness and Strategy for Cybersecurity (NISC). "BlackTech has demonstrated capabilities in modifying router firmware without detection and exploiting routers' domain-trust relationships to pivot from international subsidiaries to headquarters in Japan and the United States, which are the primary targets," the agencies  said  in a joint alert. Targeted sectors encompass government, industrial, technology, media, electronics
Trend Micro Releases Urgent Fix for Actively Exploited Critical Security Vulnerability

Trend Micro Releases Urgent Fix for Actively Exploited Critical Security Vulnerability

Sep 20, 2023 Zero Day / Vulnerability
Cybersecurity company Trend Micro has  released  patches and hotfixes to address a critical security flaw in Apex One and Worry-Free Business Security solutions for Windows that has been actively exploited in real-world attacks. Tracked as  CVE-2023-41179  (CVSS score: 9.1), it relates to a third-party antivirus uninstaller module that's bundled along with the software. The complete list of impacted products is as follows - Apex One - version 2019 (on-premise), fixed in SP1 Patch 1 (B12380) Apex One as a Service - fixed in SP1 Patch 1 (B12380) and Agent version 14.0.12637 Worry-Free Business Security - version 10.0 SP1, fixed in 10.0 SP1 Patch 2495 Worry-Free Business Security Services - fixed in July 31, 2023, Monthly Maintenance Release Trend Micro said that a successful exploitation of the flaw could allow an attacker to manipulate the component to execute arbitrary commands on an affected installation. However, it requires that the adversary already has administrative
Cisco Issues Urgent Fix for Authentication Bypass Bug Affecting BroadWorks Platform

Cisco Issues Urgent Fix for Authentication Bypass Bug Affecting BroadWorks Platform

Sep 08, 2023 Vulnerability / Network Security
Cisco has released security fixes to address multiple security flaws, including a critical bug, that could be exploited by a threat actor to take control of an affected system or cause a denial-of service (DoS) condition. The most severe of the issues is CVE-2023-20238, which has the maximum CVSS severity rating of 10.0. It's described as an authentication bypass flaw in the Cisco BroadWorks Application Delivery Platform and Cisco BroadWorks Xtended Services Platform. Successful exploitation of the vulnerability -- a weakness in the single sign-on (SSO) implementation and discovered during internal testing -- could allow an unauthenticated, remote attacker to forge the credentials required to access an affected system. "This vulnerability is due to the method used to validate SSO tokens," Cisco  said . "An attacker could exploit this vulnerability by authenticating to the application with forged credentials. A successful exploit could allow the attacker to commit toll fraud or to e
 CISA Warning: Nation-State Hackers Exploit Fortinet and Zoho Vulnerabilities

CISA Warning: Nation-State Hackers Exploit Fortinet and Zoho Vulnerabilities

Sep 08, 2023 Endpoint Security / Exploit
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday warned that multiple nation-state actors are exploiting security flaws in Fortinet FortiOS SSL-VPN and Zoho ManageEngine ServiceDesk Plus to gain unauthorized access and establish persistence on compromised systems. "Nation-state advanced persistent threat (APT) actors exploited CVE-2022-47966 to gain unauthorized access to a public-facing application (Zoho ManageEngine ServiceDesk Plus), establish persistence, and move laterally through the network," according to a  joint alert  published by the agency, alongside Federal Bureau of Investigation (FBI), and Cyber National Mission Force (CNMF). The identities of the threat groups behind the attacks have not been disclosed, although the U.S. Cyber Command (USCYBERCOM)  hinted  at the involvement of Iranian nation-state crews. The findings are based on an incident response engagement conducted by CISA at an unnamed aeronautical sector organization from Februar
Critical Adobe ColdFusion Flaw Added to CISA's Exploited Vulnerability Catalog

Critical Adobe ColdFusion Flaw Added to CISA's Exploited Vulnerability Catalog

Aug 22, 2023 Vulnerability / Cyber Threat
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has  added  a critical security flaw in Adobe ColdFusion to its Known Exploited Vulnerabilities ( KEV ) catalog, based on evidence of active exploitation. The vulnerability, cataloged as  CVE-2023-26359  (CVSS score: 9.8), relates to a deserialization flaw present in Adobe ColdFusion 2018 (Update 15 and earlier) and ColdFusion 2021 (Update 5 and earlier) that could result in arbitrary code execution in the context of the current user without requiring any interaction. Deserialization  (aka unmarshaling) refers to the process of reconstructing a data structure or an object from a byte stream. But when it's performed without validating its source or sanitizing its contents, it can lead to  unexpected consequences  such as code execution or denial-of-service (DoS). It was  patched  by Adobe as part of updates issued in March 2023. As of writing, it's immediately not clear how the flaw is being  abused in the wil
CISA Adds Citrix ShareFile Flaw to KEV Catalog Due to In-the-Wild Attacks

CISA Adds Citrix ShareFile Flaw to KEV Catalog Due to In-the-Wild Attacks

Aug 17, 2023 Vulnerability / Enterprise Security
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical security flaw in Citrix ShareFile storage zones controller to its Known Exploited Vulnerabilities ( KEV ) catalog, based on evidence of active in-the-wild exploitation. Tracked as  CVE-2023-24489  (CVSS score: 9.8), the shortcoming has been described as an improper access control bug that, if successfully exploited, could allow an unauthenticated attacker to compromise vulnerable instances remotely. The problem is rooted in ShareFile's handling of cryptographic operations, enabling adversaries to upload arbitrary files, resulting in remote code execution. "This vulnerability affects all currently supported versions of customer-managed ShareFile storage zones controller before version 5.11.24," Citrix  said  in an advisory released in June. Dylan Pindur of Assetnote has been credited with discovering and reporting the issue. It's worth noting that the  first signs of exploitatio
Multiple Flaws Found in ScrutisWeb Software Exposes ATMs to Remote Hacking

Multiple Flaws Found in ScrutisWeb Software Exposes ATMs to Remote Hacking

Aug 15, 2023 Cyber Threat / Software Security
Four security vulnerabilities in the ScrutisWeb ATM fleet monitoring software made by Iagona could be exploited to remotely break into ATMs, upload arbitrary files, and even reboot the terminals. The shortcomings were  discovered  by the Synack Red Team (SRT) following a client engagement. The issues have been addressed in ScrutisWeb version 2.1.38. "Successful exploitation of these vulnerabilities could allow an attacker to upload and execute arbitrary files," the U.S. Cybersecurity and Infrastructure Security Agency (CISA)  said  in an advisory published last month. ScrutisWeb  is a web browser-based solution for monitoring banking and retail ATM fleets, including gleaning information system status, detecting low paper alerts, shutting down or restarting a terminal, and remotely modifying data. Details of the four flaws are as follows - CVE-2023-33871  (CVSS score: 7.5) - A directory traversal vulnerability that could allow an unauthenticated user to directly access
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