CVE-2009-1391 Memory corruption in n/a
A heap-based buffer overflow in the Perl Compress::Raw::Zlib module allows remote attackers to cause a denial of service via a crafted compressed stream.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-1391?
CVE-2009-1391 is a medium-severity memory corruption vulnerability in n/a, published on 16 Jun 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Off-by-one error in the inflate function in Zlib.xs in Compress::Raw::Zlib Perl module before 2.017, as used in AMaViS, SpamAssassin, and possibly other products, allows context-dependent attackers to cause a denial of service (hang or crash) via a crafted zlib compressed stream that triggers a heap-based buffer overflow, as exploited in the wild by Trojan.Downloader-71014 in June 2009.
Weakness: CWE-189
Which versions are affected by CVE-2009-1391?
It affects 1 product.
Products include Paul Marquess Compress-Raw-Zlib Perl Module.
How do I fix CVE-2009-1391?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2009-1391 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-1391 exists.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as DEBIAN-CVE-2009-1391, GHSA-353f-jcfv-fpmh.