CVE-2012-2837 Denial of service in n/a
Remote attackers can cause a denial of service via crafted EXIF tags in images processed by the libexif library.
- 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-2012-2837?
CVE-2012-2837 is a medium-severity denial of service vulnerability in n/a, published on 13 Jul 2012. 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
The mnote_olympus_entry_get_value function in olympus/mnote-olympus-entry.c in the EXIF Tag Parsing Library (aka libexif) before 0.6.21 allows remote attackers to cause a denial of service (divide-by-zero error) via an image with crafted EXIF tags that are not properly handled during the formatting of EXIF maker note tags.
Weakness: CWE-189
Which versions are affected by CVE-2012-2837?
It affects 1 product.
Products include Libexif Project Libexif.
How do I fix CVE-2012-2837?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2012-2837 being exploited?
There is no known exploitation of CVE-2012-2837 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as ALPINE-CVE-2012-2837, DEBIAN-CVE-2012-2837, GHSA-365p-hvj9-f68w.