CVE-2002-0831 describes a denial-of-service vulnerability affecting FreeBSD versions 4.3 through 4.6 STABLE. A local attacker can trigger a kernel panic by manipulating the kqueue mechanism with a specific pipe call and EVFILT_WRITE filter registration. This vulnerability has a low severity CVSS score of 2.1, indicating local access and low attack complexity, resulting in only a partial availability impact. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or KEV entry, though it has received significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.3CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:4.3:release:*:*:*:*:*:* | ||
4.4CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:4.4:release:*:*:*:*:*:* | ||
4.5CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:4.5:release:*:*:*:*:*:* | ||
4.6CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:4.6:release:*:*:*:*:*:* | ||
4.6CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:4.6:stable:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 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.