// For flags

CVE-2016-2233

Hexchat IRC Client 2.11.0 - CAP LS Handling Buffer Overflow

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

3
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Desbordamiento de búfer basado en pila en la función inbound_cap_ls en common/inbound.c en HexChat 2.10.2 permite a servidores IRC remotos provocar una denegación de servicio (caída) a través un gran número de opciones en un mensaje CAP LS.

Hexchat IRC client version 2.11.0 suffers from a stack buffer overflow vulnerability.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2016-02-07 CVE Reserved
  • 2016-04-05 CVE Published
  • 2018-12-03 First Exploit
  • 2024-08-05 CVE Updated
  • 2024-08-13 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Hexchat Project
Search vendor "Hexchat Project"
 Hexchat
Search vendor "Hexchat Project" for product "Hexchat"
 2.10.2
Search vendor "Hexchat Project" for product "Hexchat" and version "2.10.2"
-
Affected