CVE-2016-2233 Memory corruption in n/a
Remote IRC servers can crash HexChat via a stack-based buffer overflow in CAP LS message handling.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-2233?
CVE-2016-2233 is a high-severity memory corruption vulnerability in n/a, published on 18 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Stack-based buffer overflow in the inbound_cap_ls function in common/inbound.c in HexChat 2.10.2 allows remote IRC servers to cause a denial of service (crash) via a large number of options in a CAP LS message.
Weakness: CWE-119
Which versions are affected by CVE-2016-2233?
It affects 1 product.
Products include Hexchat Project Hexchat.
How do I fix CVE-2016-2233?
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-2016-2233 being exploited?
There is no known exploitation of CVE-2016-2233 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2016-2233, GHSA-xgr5-8gm5-gj39, UBUNTU-CVE-2016-2233.