#VU45121 Permissions, Privileges, and Access Controls in tmux - CVE-2011-1496
Published: April 18, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU45121
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2011-1496
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
tmux
tmux
Software vendor:
tmux
tmux
Description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
tmux 1.3 and 1.4 does not properly drop group privileges, which allows local users to gain utmp group privileges via a filename to the -S command-line option.
Remediation
Install update from vendor's website.
External links
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058367.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058452.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058548.html
- http://secunia.com/advisories/44081
- http://secunia.com/advisories/44239
- http://www.debian.org/security/2011/dsa-2212
- http://www.exploit-db.com/exploits/17147
- http://www.securityfocus.com/bid/47283
- http://www.vupen.com/english/advisories/2011/0897
- http://www.vupen.com/english/advisories/2011/1002
- http://www.vupen.com/english/advisories/2011/1015
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66693