CVE-2008-3889
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux...
CVE-2008-3889 is a low vulnerability (CVSS 2.1) in Postfix, published September 12, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. Fixed in postfix 2.5.5-1.
- Severity
- 2.1 LowCVSS 2.0, NVD
- Exploit chance
- 0.70%EPSS, 53rd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
2.5.5-1postfix +2 more
Description
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
Exploit likelihood
Affected products
Affected packages
What each source reports
NVD Score used
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
- Record
CVE-2008-3889- CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE ListNo score
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
- Record
CVE-2008-3889- Updated
- 2026-11-02
EUVDEUVD-2008-3875No score
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
- Record
EUVD-2008-3875- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qgmw-69g2-f48gNo score
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux...
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
- Record
GHSA-qgmw-69g2-f48g- Weakness
- CWE-20
- Updated
- 2026-11-02
OSVNo score
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
- Record
CVE-2008-3889- Updated
- 2026-11-02
OSVDEBIAN-CVE-2008-3889No score
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.
- Record
DEBIAN-CVE-2008-3889- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
secunia.com/advisories/31986
redhat.com/archives/fedora-package-announce/2008-October/msg00271.html
securityfocus.com/archive/1/496420/100/0/threaded
ubuntu.com/usn/usn-642-1
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exchange.xforce.ibmcloud.com/vulnerabilities/44865
securityreason.com/securityalert/4239
lists.opensuse.org/opensuse-security-announce/2008-09/msg00004.html
security.gentoo.org/glsa/glsa-200809-09.xml
wekk.net/research/CVE-2008-3889
exploit-db.com/exploits/6472
mandriva.com/security/advisories?name=MDVSA-2008:190
securitytracker.com/id?1020800
postfix.org/announcements/20080902.html
wiki.rpath.com/wiki/Advisories:rPSA-2008-0311
nvd.nist.gov/vuln/detail/CVE-2008-3889
github.com/advisories/GHSA-qgmw-69g2-f48g
security-tracker.debian.org/tracker/CVE-2008-3889