CVE-2012-4215 describes a use-after-free vulnerability in the nsPlaintextEditor::FireClipboardEvent function affecting Mozilla Firefox, Thunderbird, and SeaMonkey versions prior to 17.0/10.0.11. This critical vulnerability (CVSS 9.3) allows remote attackers to execute arbitrary code or cause a denial of service through heap memory corruption, requiring medium attack complexity. While no active exploitation, public exploit code, or significant community discussion has been observed, the high CVSS score indicates a severe potential impact if exploited.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 10.0.11CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 17.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 2.14CPE matchmatch criteria | cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | ||
< 17.0CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | ||
< 10.0.11CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* |
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, 0.1 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.