SB2014021407 - Permissions, Privileges, and Access Controls in LXS
Published: February 14, 2014 Updated: August 10, 2020
Security Bulletin ID
SB2014021407
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2013-6441)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
Remediation
Install update from vendor's website.