CVE-2012-3401 Memory corruption in n/a
A heap-based buffer overflow in LibTIFF allows attackers to execute arbitrary code or cause a denial of service via a crafted TIFF image.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2012-3401?
CVE-2012-3401 is a medium-severity memory corruption vulnerability in Libtiff Libtiff, published on 13 Aug 2012. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The t2p_read_tiff_init function in tiff2pdf (tools/tiff2pdf.c) in LibTIFF 4.0.2 and earlier does not properly initialize the T2P context struct pointer in certain error conditions, which allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted TIFF image that triggers a heap-based buffer overflow.
Weakness: CWE-119
Which versions are affected by CVE-2012-3401?
It affects 1 product.
Products include Libtiff Libtiff.
How do I fix CVE-2012-3401?
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-2012-3401 being exploited?
There is no known exploitation of CVE-2012-3401 in the wild and no public exploit code.
Other vulnerabilities in Libtiff Libtiff
Sources
Also known as DEBIAN-CVE-2012-3401, GHSA-j3j5-3pcx-xp73.