CVE-2011-5129
XChat 2.8.9 - Heap Overflow Denial of Service
Severity Score
9.8
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
4
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Heap-based buffer overflow in XChat 2.8.9 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long response string.
Desbordamiento de búfer basado en memoria dinámica en XChat v2.8.9 y anterior permite a atacantes remotos causar una denegación de servicio (caída) y posiblemente la ejecución de código arbitrario a través de una cadena de respuesta larga.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2011-11-25 First Exploit
- 2012-08-30 CVE Reserved
- 2012-08-30 CVE Published
- 2024-08-07 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
References (6)
| URL | Tag | Source |
|---|---|---|
| http://www.osvdb.org/77629 | Vdb Entry | |
| http://www.securitytracker.com/id?1027468 | Vdb Entry |
| URL | Date | SRC |
|---|---|---|
| https://www.exploit-db.com/exploits/18159 | 2011-11-25 | |
| http://packetstormsecurity.org/files/107312/xchat-dos.txt | 2024-08-07 | |
| http://www.exploit-db.com/exploits/18159 | 2024-08-07 | |
| http://www.securityfocus.com/bid/50820 | 2024-08-07 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | <= 2.8.9 Search vendor "Xchat" for product "Xchat" and version " <= 2.8.9" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.2.1 Search vendor "Xchat" for product "Xchat" and version "1.2.1" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.3.9 Search vendor "Xchat" for product "Xchat" and version "1.3.9" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.3.10 Search vendor "Xchat" for product "Xchat" and version "1.3.10" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.3.11 Search vendor "Xchat" for product "Xchat" and version "1.3.11" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.3.12 Search vendor "Xchat" for product "Xchat" and version "1.3.12" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.3.13 Search vendor "Xchat" for product "Xchat" and version "1.3.13" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.4 Search vendor "Xchat" for product "Xchat" and version "1.4" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.4.1 Search vendor "Xchat" for product "Xchat" and version "1.4.1" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.4.2 Search vendor "Xchat" for product "Xchat" and version "1.4.2" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.4.3 Search vendor "Xchat" for product "Xchat" and version "1.4.3" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.5.6 Search vendor "Xchat" for product "Xchat" and version "1.5.6" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.0 Search vendor "Xchat" for product "Xchat" and version "1.8.0" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.1 Search vendor "Xchat" for product "Xchat" and version "1.8.1" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.2 Search vendor "Xchat" for product "Xchat" and version "1.8.2" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.3 Search vendor "Xchat" for product "Xchat" and version "1.8.3" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.4 Search vendor "Xchat" for product "Xchat" and version "1.8.4" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.5 Search vendor "Xchat" for product "Xchat" and version "1.8.5" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.6 Search vendor "Xchat" for product "Xchat" and version "1.8.6" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.7 Search vendor "Xchat" for product "Xchat" and version "1.8.7" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.8 Search vendor "Xchat" for product "Xchat" and version "1.8.8" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.8.9 Search vendor "Xchat" for product "Xchat" and version "1.8.9" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.0 Search vendor "Xchat" for product "Xchat" and version "1.9.0" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.1 Search vendor "Xchat" for product "Xchat" and version "1.9.1" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.2 Search vendor "Xchat" for product "Xchat" and version "1.9.2" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.3 Search vendor "Xchat" for product "Xchat" and version "1.9.3" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.4 Search vendor "Xchat" for product "Xchat" and version "1.9.4" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.5 Search vendor "Xchat" for product "Xchat" and version "1.9.5" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.6 Search vendor "Xchat" for product "Xchat" and version "1.9.6" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.7 Search vendor "Xchat" for product "Xchat" and version "1.9.7" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.8 Search vendor "Xchat" for product "Xchat" and version "1.9.8" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 1.9.9 Search vendor "Xchat" for product "Xchat" and version "1.9.9" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.0 Search vendor "Xchat" for product "Xchat" and version "2.0.0" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.1 Search vendor "Xchat" for product "Xchat" and version "2.0.1" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.2 Search vendor "Xchat" for product "Xchat" and version "2.0.2" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.3 Search vendor "Xchat" for product "Xchat" and version "2.0.3" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.4 Search vendor "Xchat" for product "Xchat" and version "2.0.4" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.5 Search vendor "Xchat" for product "Xchat" and version "2.0.5" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.6 Search vendor "Xchat" for product "Xchat" and version "2.0.6" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.7 Search vendor "Xchat" for product "Xchat" and version "2.0.7" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.0.8 Search vendor "Xchat" for product "Xchat" and version "2.0.8" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.6.7 Search vendor "Xchat" for product "Xchat" and version "2.6.7" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.0 Search vendor "Xchat" for product "Xchat" and version "2.8.0" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.1 Search vendor "Xchat" for product "Xchat" and version "2.8.1" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.3 Search vendor "Xchat" for product "Xchat" and version "2.8.3" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.3 Search vendor "Xchat" for product "Xchat" and version "2.8.3" | c |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.3 Search vendor "Xchat" for product "Xchat" and version "2.8.3" | e |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.4 Search vendor "Xchat" for product "Xchat" and version "2.8.4" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.5 Search vendor "Xchat" for product "Xchat" and version "2.8.5" | b |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.5 Search vendor "Xchat" for product "Xchat" and version "2.8.5" | e |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.6 Search vendor "Xchat" for product "Xchat" and version "2.8.6" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7 Search vendor "Xchat" for product "Xchat" and version "2.8.7" | a |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7 Search vendor "Xchat" for product "Xchat" and version "2.8.7" | b |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7 Search vendor "Xchat" for product "Xchat" and version "2.8.7" | c |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7 Search vendor "Xchat" for product "Xchat" and version "2.8.7" | d |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7 Search vendor "Xchat" for product "Xchat" and version "2.8.7" | e |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7 Search vendor "Xchat" for product "Xchat" and version "2.8.7" | f |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.7b Search vendor "Xchat" for product "Xchat" and version "2.8.7b" | - |
Affected
| ||||||
| Xchat Search vendor "Xchat" | Xchat Search vendor "Xchat" for product "Xchat" | 2.8.8 Search vendor "Xchat" for product "Xchat" and version "2.8.8" | - |
Affected
| ||||||