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Ivanti

China-Linked Hackers Used ROOTROT Webshell in MITRE Network Intrusion

The MITRE Corporation has offered more details into the recently disclosed cyber attack, stating that the first evidence of the intrusion now dates back to December 31, 2023. The attack, which came to light last month, singled out MITRE’s Networked Experimentation, Research, and Virtualization Environment (NERVE) through the exploitation of two Ivanti Connect Secure zero-day […]

CISA Alerts on Active Exploitation of Flaws in Fortinet, Ivanti, and Nice Products

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday placed three security flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerabilities added are as follows – CVE-2023-48788 (CVSS score: 9.3) – Fortinet FortiClient EMS SQL Injection Vulnerability CVE-2021-44529 (CVSS score: 9.8) – Ivanti Endpoint Manager Cloud Service Appliance […]

Ivanti Releases Urgent Fix for Critical Sentry RCE Vulnerability

Ivanti has disclosed details of a critical remote code execution flaw impacting Standalone Sentry, urging customers to apply the fixes immediately to stay protected against potential cyber threats. Tracked as CVE-2023-41724, the vulnerability carries a CVSS score of 9.6. “An unauthenticated threat actor can execute arbitrary commands on the underlying operating system of the appliance […]

Five Eyes Agencies Warn of Active Exploitation of Ivanti Gateway Vulnerabilities

The Five Eyes (FVEY) intelligence alliance has issued a new cybersecurity advisory warning of cyber threat actors exploiting known security flaws in Ivanti Connect Secure and Ivanti Policy Secure gateways, noting that the Integrity Checker Tool (ICT) can be deceived to provide a false sense of security. “Ivanti ICT is not sufficient to detect compromise […]

Ivanti Pulse Secure Found Using 11-Year-Old Linux Version and Outdated Libraries

A reverse engineering of the firmware running on Ivanti Pulse Secure appliances has revealed numerous weaknesses, once again underscoring the challenge of securing software supply chains. Eclypsiusm, which acquired firmware version 9.1.18.2-24467.1 as part of the process, said the base operating system used by the Utah-based software company for the device is CentOS 6.4. “Pulse […]

Ivanti Vulnerability Exploited to Install ‘DSLog’ Backdoor on 670+ IT Infrastructures

Threat actors are leveraging a recently disclosed security flaw impacting Ivanti Connect Secure, Policy Secure, and ZTA gateways to deploy a backdoor codenamed DSLog on susceptible devices. That’s according to findings from Orange Cyberdefense, which said it observed the exploitation of CVE-2024-21893 within hours of the public release of the proof-the-concept (PoC) code. CVE-2024-21893, which […]

Warning: New Malware Emerges in Attacks Exploiting Ivanti VPN Vulnerabilities

Google-owned Mandiant said it identified new malware employed by a China-nexus espionage threat actor known as UNC5221 and other threat groups during post-exploitation activity targeting Ivanti Connect Secure VPN and Policy Secure devices. This includes custom web shells such as BUSHWALK, CHAINLINE, FRAMESTING, and a variant of LIGHTWIRE. “CHAINLINE is a Python web shell backdoor […]

CISA Issues Emergency Directive to Federal Agencies on Ivanti Zero-Day Exploits

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday issued an emergency directive urging Federal Civilian Executive Branch (FCEB) agencies to implement mitigations against two actively exploited zero-day flaws in Ivanti Connect Secure (ICS) and Ivanti Policy Secure (IPS) products. The development arrives as the vulnerabilities – an authentication bypass (CVE-2023-46805) and a code […]