CVE-2009-2939 describes a local privilege escalation vulnerability in the postfix.postinst script within Debian and Ubuntu postfix packages (version 2.5.5). This flaw grants the 'postfix' user write access to /var/spool/postfix/pid, enabling local attackers to perform symlink attacks and potentially overwrite arbitrary files. With a CVSS score of 6.9 (AV:L/AC:M/Au:N/C:C/I:C/A:C), this vulnerability requires local access and medium attack complexity but can lead to complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.5.5CPE matchmatch criteria | cpe:2.3:a:postfix:postfix:2.5.5:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:M/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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.