CVE-2011-1496 describes a privilege escalation vulnerability in tmux versions 1.3 and 1.4, where the software fails to properly drop group privileges. This flaw allows local users to gain utmp group privileges by manipulating the -S command-line option with a crafted filename. The vulnerability has a CVSS score of 4.6, indicating a low-severity local attack that could lead to partial confidentiality, integrity, and availability impacts. While not actively exploited in the wild or listed on the KEV catalog, public exploit code exists on ExploitDB, and it has received some community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.3CPE matchmatch criteria | cpe:2.3:a:nicholas_marriott:tmux:1.3:*:*:*:*:*:*:* | ||
1.4CPE matchmatch criteria | cpe:2.3:a:nicholas_marriott:tmux:1.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.