CVE-2016-2233

HIGH

Hexchat - Memory Corruption

Title source: rule
STIX 2.1

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.

Exploits (2)

exploitdb WORKING POC
by PizzaHatHacker · pythondosmultiple
https://www.exploit-db.com/exploits/39657
nomisec WORKING POC
by fath0218 · poc
https://github.com/fath0218/CVE-2016-2233

Scores

CVSS v3 7.5
EPSS 0.1442
EPSS Percentile 94.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-119
Status published
Products (1)
hexchat_project/hexchat 2.10.2
Published Jan 18, 2017
Tracked Since Feb 18, 2026