CVE-2016-4302 Memory corruption in n/a
Remote attackers can execute arbitrary code via a malicious RAR file due to a heap-based buffer overflow in libarchive.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2016-4302?
CVE-2016-4302 is a high-severity memory corruption vulnerability in Libarchive Libarchive, published on 21 Sep 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Heap-based buffer overflow in the parse_codes function in archive_read_support_format_rar.c in libarchive before 3.2.1 allows remote attackers to execute arbitrary code via a RAR file with a zero-sized dictionary.
Weakness: CWE-119
Which versions are affected by CVE-2016-4302?
It affects 8 products.
Products include Libarchive Libarchive, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node, Redhat Enterprise Linux Hpc Node Eus, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus and 2 more.
How do I fix CVE-2016-4302?
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-2016-4302 being exploited?
There is no known exploitation of CVE-2016-4302 in the wild and no public exploit code.
Other vulnerabilities in Libarchive Libarchive
Sources
Also known as ALPINE-CVE-2016-4302, DEBIAN-CVE-2016-4302, GHSA-xxc5-v9q5-vjpj, UBUNTU-CVE-2016-4302.