CVE-2009-2939
UnknownEPSS 0.50%
Last modified
CVE-2009-2939 is a vulnerability of currently unknown severity. The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite arbitrary files.. EPSS estimates a 0.50% chance of exploitation in the next 30 days.
Description
The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite arbitrary files.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Postfix | Postfix | 2.5.5 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2009-2939?
The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite arbitrary files.
How severe is CVE-2009-2939?
Severity scoring for CVE-2009-2939 is pending analysis. The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.
How do I fix CVE-2009-2939?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2009-2939?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST