cve/2015/CVE-2015-6563.md

CVE-2015-6563

Description

The monitor component in sshd in OpenSSH before 7.0 on non-OpenBSD platforms accepts extraneous username data in MONITOR_REQ_PAM_INIT_CTX requests, which allows local users to conduct impersonation attacks by leveraging any SSH login access in conjunction with control of the sshd uid to send a crafted MONITOR_REQ_PWNAM request, related to monitor.c and monitor_wrap.c.

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/ARPSyndicate/cvemon
• https://github.com/CyCognito/manual-detection
• https://github.com/Live-Hack-CVE/CVE-2015-6563
• 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