CVE-2017-14503 Memory corruption in n/a
An out-of-bounds read in libarchive allows attackers to cause denial of service or disclose information via a crafted LHA archive.
- 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-2017-14503?
CVE-2017-14503 is a medium-severity memory corruption vulnerability in Libarchive Libarchive, published on 17 Sep 2017. 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
libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.
Weakness: CWE-125
Which versions are affected by CVE-2017-14503?
It affects 1 product.
Products include Libarchive Libarchive.
How do I fix CVE-2017-14503?
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-2017-14503 being exploited?
There is no known exploitation of CVE-2017-14503 in the wild and no public exploit code.
Other vulnerabilities in Libarchive Libarchive
Sources
Also known as ALPINE-CVE-2017-14503, DEBIAN-CVE-2017-14503, GHSA-66h8-g4c7-pp34, UBUNTU-CVE-2017-14503.