SB2006092801 - Remote code execution in OpenSSH



SB2006092801 - Remote code execution in OpenSSH

Published: September 28, 2006 Updated: January 8, 2025

Security Bulletin ID SB2006092801
CSH Severity
Critical
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Race condition (CVE-ID: CVE-2006-5051)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a race condition in sshd when GSSAPI authentication is enabled. A remote attacker can send specially crafted requests to the daemon, trigger a race condition and execute arbitrary code on the system.


Remediation

Install update from vendor's website.

References