CVE-2014-0242 Use after free in mod wsgi
Remote attackers can obtain sensitive information via a use-after-free flaw in mod_wsgi embedded mode when processing Content-Type headers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-0242?
CVE-2014-0242 is a high-severity use after free vulnerability in mod_wsgi, published on 9 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
mod_wsgi module before 3.4 for Apache, when used in embedded mode, might allow remote attackers to obtain sensitive information via the Content-Type header which is generated from memory that may have been freed and then overwritten by a separate thread.
Weakness: CWE-200
Which versions are affected by CVE-2014-0242?
It affects 1 product.
Products include Modwsgi Mod Wsgi.
How do I fix CVE-2014-0242?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2014-0242 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2014-0242 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in mod_wsgi
Sources
Also known as DEBIAN-CVE-2014-0242, GHSA-jf6g-4gpq-f62c.