CVE-2017-14122 Memory corruption in n/a
A stack-based buffer over-read in the unrar library allows attackers to cause denial of service or disclose sensitive information via crafted archives.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-14122?
CVE-2017-14122 is a critical memory corruption vulnerability in Debian Debian Linux, published on 3 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
unrar 0.0.1 (aka unrar-free or unrar-gpl) suffers from a stack-based buffer over-read in unrarlib.c, related to ExtrFile and stricomp.
Weakness: CWE-125
Which versions are affected by CVE-2017-14122?
It affects 2 products.
Products include Debian Debian Linux, Rarlab Unrar.
How do I fix CVE-2017-14122?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-14122 being exploited?
There is no known exploitation of CVE-2017-14122 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2017-14122, GHSA-g69v-8jxx-gwpg, UBUNTU-CVE-2017-14122.