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Cisco anyconnect 4.6 windows windows 10#

Cisco anyconnect 4.6 windows windows 10#

My Proof of Concepts were successfully tested on Windows 10 (1909) with the following versions of An圜onnect (x86):.

In any case, a description of An圜onnect’s main components and its auto-update process are available after the disclaimer. I suggest to read this previous write-up as an introduction to this post, especially the sections named “Cisco An圜onnect Auto-Update”, “An圜onnect IPC protocol” and “Side note on vpndownloader commands”. In addition to my code, I wrote a complete technical analysis of this previous vulnerability that can be found on GitHub or on my website. I wrote a Proof of Concept for the CVE-2020-3153 that I released in May 2020 on GitHub.

CVE-2020-3435 - Medium (CVSS Score 5.5) - an “Always-On” bypass (VPN profile modification) - Cisco Advisory.

CVE-2020-3434 - Medium (CVSS Score 5.5) - a Denial of Service - Cisco Advisory.CVE-2020-3433 - High (CVSS Score 7.8) - a local privilege escalation - Cisco Advisory.The purpose of this post is to describe these new vulnerabilities: Beginning of May 2020, I sent all details to Cisco (responsible disclosure), and these vulnerabilities are now public since beginning of August 2020. During this analysis, I found three additional vulnerabilities in the same component. Exploits for CVE-2020-3433, CVE-2020-3434 and CVE-2020-3435 are available on GitHub: IntroductionĮnd of April 2020, I analyzed the technical advisory from SSD Secure Disclosure on the CVE-2020-3153 vulnerability affecting Cisco An圜onnect Secure Mobility Client for Windows (discovered by Yorick Koster).