CVE-2012-3990 is a critical use-after-free vulnerability in the IME State Manager of Mozilla Firefox, Thunderbird, and SeaMonkey, affecting versions prior to 16.0 and ESR 10.x prior to 10.0.8. This flaw, related to the nsIContent::GetNameSpaceID function, allows remote attackers to execute arbitrary code. With a CVSS score of 9.3, it poses a severe risk due to its network-based attack vector, medium complexity, and complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.
| 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.