Vulnerability in Postfix
CVE-2008-2936
Postfix before 2.3.15, 2.4 before 2.4.8, 2.5 before 2.5.4, and 2.6 before 2.6-20080814, when the operating system supports hard links to symlinks, allows local users to append e-mail messages to a file to which a root-owned symlink points, by creating a hard link to this symlink and then sending a message. NOTE: this can be leveraged to gain privileges if there is a symlink to an init script.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.2 (Medium). Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.010 (61.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Postfix — versions 2.3.0, 2.3.1, 2.3.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.redhat.com/archives/fedora-package-announce/2008-October/msg00271.html (vendor-advisory)
- secunia.com/advisories/32231 (third-party-advisory)
- secunia.com/advisories/31469 (third-party-advisory)
- www.debian.org/security/2008/dsa-1629 (vendor-advisory)
- secunia.com/advisories/31530 (third-party-advisory)
- www.redhat.com/archives/fedora-package-announce/2008-October/msg00287.html (vendor-advisory)
- issues.rpath.com/browse/RPL-2689
- www.securitytracker.com/id (vdb-entry)
- www.securityfocus.com/archive/1/495632/100/0/threaded (mailing-list)
- www.kb.cert.org/vuls/id/938323 (US Government Resource, third-party-advisory)
Frequently asked questions
- What is CVE-2008-2936?
- CVE-2008-2936 is a vulnerability in Postfix, classified under CWE-264. Published 2008-08-18.
- Is CVE-2008-2936 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.