Pulse Secure | Breaking Cybersecurity News | The Hacker News

Pulse Secure has shipped a fix for a critical post-authentication remote code execution (RCE) vulnerability in its Connect Secure virtual private network (VPN) appliances to address an incomplete patch for an actively exploited flaw it previously resolved in October 2020. "The Pulse Connect Secure appliance suffers from an uncontrolled archive extraction vulnerability which allows an attacker to overwrite arbitrary files, resulting in Remote Code Execution as root," NCC Group's Richard Warren  disclosed  on Friday. "This vulnerability is a bypass of the patch for  CVE-2020-8260 ." "An attacker with such access will be able to circumvent any restrictions enforced via the web application, as well as remount the filesystem, allowing them to create a persistent backdoor, extract and decrypt credentials, compromise VPN clients, or pivot into the internal network," Warren added. The disclosure comes days after Ivanti, the company behind Pulse Secure,  p

If Pulse Connect Secure gateway is part of your organization network, you need to be aware of a newly discovered critical zero-day authentication bypass vulnerability (CVE-2021-22893) that is currently being exploited in the wild and for which there is no patch available yet. At least two threat actors have been behind a series of intrusions targeting defense, government, and financial organizations in the U.S. and elsewhere by leveraging critical vulnerabilities in Pulse Secure VPN devices to circumvent multi-factor authentication protections and breach enterprise networks. "A combination of prior vulnerabilities and a previously unknown vulnerability discovered in April 2021,  CVE-2021-22893 , are responsible for the initial infection vector," cybersecurity firm FireEye  said  on Tuesday, identifying 12 malware families associated with the exploitation of Pulse Secure VPN appliances. The company is also tracking the activity under two threat clusters UNC2630 and UNC271

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