cve/2015/CVE-2015-6564.md

CVE-2015-6564

Description

Use-after-free vulnerability in the mm_answer_pam_free_ctx function in monitor.c in sshd in OpenSSH before 7.0 on non-OpenBSD platforms might allow local users to gain privileges by leveraging control of the sshd uid to send an unexpectedly early MONITOR_REQ_PAM_FREE_CTX request.

POC

Reference

• http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
• http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
• http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

Github

• https://github.com/CyCognito/manual-detection
• https://github.com/Live-Hack-CVE/CVE-2015-6564
• https://github.com/bigb0x/CVE-2024-6387
• https://github.com/bigb0x/OpenSSH-Scanner
• https://github.com/ryanalieh/openSSH-scanner
• https://github.com/vshaliii/DC-1-Vulnhub-Walkthrough
• https://github.com/vshaliii/DC-2-Vulnhub-Walkthrough