CVE-2011-1496

MEDIUM 4.6CVE-2011-1496 · Published 18/04/2011 · updated 16/06/2026

In short

CVE-2011-1496 is a MEDIUM (CVSS 4.6) vulnerability affecting tmux (nicholas marriott).
Chance of exploitation in the next 30 days (EPSS): 0.95%, higher than 61.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
tmux nicholas_marriott	`= 1.3= 1.4`	No fix yet

Description

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.

References

lists.fedoraproject.org/pipermail/package-announce/2011-April/058367.html
lists.fedoraproject.org/pipermail/package-announce/2011-April/058452.html
lists.fedoraproject.org/pipermail/package-announce/2011-April/058548.html
secunia.com/advisories/44081 · Vendor Advisory
secunia.com/advisories/44239 · Vendor Advisory
debian.org/security/2011/dsa-2212
exploit-db.com/exploits/17147 · Exploit
securityfocus.com/bid/47283
vupen.com/english/advisories/2011/0897 · Vendor Advisory
vupen.com/english/advisories/2011/1002 · Vendor Advisory
vupen.com/english/advisories/2011/1015 · Vendor Advisory
exchange.xforce.ibmcloud.com/vulnerabilities/66693

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