CVE-2016-2233

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://packetstormsecurity.com/files/136563/Hexchat-IRC-Client-2.11.0-CAP-LS-Handling-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/95920
https://www.exploit-db.com/exploits/39657/Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/136563/Hexchat-IRC-Client-2.11.0-CAP-LS-Handling-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/95920
https://www.exploit-db.com/exploits/39657/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Jan 18, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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