CVE-1999-0820 describes a privilege escalation vulnerability in FreeBSD's seyon utility, allowing local users to gain elevated privileges by manipulating the PATH environment variable to execute malicious xterm or seyon-emu commands. This medium-severity vulnerability (CVSS 4.6) requires local access and has a low attack complexity, potentially leading to partial confidentiality, integrity, and availability compromise. While there is no evidence of active exploitation or Metasploit/Nuclei modules, a relative path exploit is documented on ExploitDB, and the CVE has garnered no community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.3CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:3.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.