CVE-2012-4191 describes a memory corruption vulnerability in the WebSockets implementation of Mozilla Firefox, Thunderbird, and SeaMonkey versions prior to 16.0.1 and 2.13.1 respectively. This flaw, located in the mozilla::net::FailDelayManager::Lookup function, could lead to a denial of service through an application crash or potentially arbitrary code execution. With a CVSS score of 9.3, this vulnerability is considered critical, requiring no authentication and having high impact on confidentiality, integrity, and availability, though it necessitates medium attack complexity. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 16.0.1CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 2.13.1CPE matchmatch criteria | cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | ||
< 16.0.1CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | ||
10.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* | ||
11.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.