CVE-2014-3478 Memory corruption in n/a
Remote attackers can cause a denial of service via a crafted Pascal string in the file library's mconvert function, affecting PHP Fileinfo users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-3478?
CVE-2014-3478 is a medium-severity memory corruption vulnerability in Php Php, published on 9 Jul 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Buffer overflow in the mconvert function in softmagic.c in file before 5.19, as used in the Fileinfo component in PHP before 5.4.30 and 5.5.x before 5.5.14, allows remote attackers to cause a denial of service (application crash) via a crafted Pascal string in a FILE_PSTRING conversion.
Weakness: CWE-119
Which versions are affected by CVE-2014-3478?
It affects 2 products.
Products include Christos Zoulas File, Php Php.
How do I fix CVE-2014-3478?
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-2014-3478 being exploited?
There is no known exploitation of CVE-2014-3478 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as DEBIAN-CVE-2014-3478, GHSA-h772-f5rg-qrvv, UBUNTU-CVE-2014-3478.