CVE-2011-1496 EXPLOIT
4.6
MEDIUM · CVSS 2.0 · EPSS 1% (pctl 60)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 4.6 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 0.95% — more likely to be exploited than 60% of all CVEs |
| Weakness | CWE-264 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2011-04-18 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| nicholas marriott | tmux |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | tmux 1.3/1.4 - '-S' Option Incorrect SetGID Privilege Escalation | 2011-04-11 |
References
- 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
- 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
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