CVE-2012-4179 is a critical use-after-free vulnerability in the nsHTMLCSSUtils::CreateCSSPropertyTxn function affecting Mozilla Firefox, Thunderbird, and SeaMonkey. This flaw, with a CVSS score of 9.3, allows remote attackers to execute arbitrary code or cause a denial of service through heap memory corruption. While the vulnerability is severe, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding it.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 10.0.8CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 10.0.8CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* | ||
< 16.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 16.0CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | ||
< 2.13CPE matchmatch criteria | cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* |
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.