CVE-2011-5129 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 7.7% (pctl 94)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 7.7% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2012-08-30 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| xchat | xchat |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | XChat 2.8.9 - Heap Overflow Denial of Service | 2011-11-25 |
References
- http://packetstormsecurity.org/files/107312/xchat-dos.txt
- http://www.exploit-db.com/exploits/18159
- http://www.osvdb.org/77629
- http://www.securityfocus.com/bid/50820
- http://www.securitytracker.com/id?1027468
- http://packetstormsecurity.org/files/107312/xchat-dos.txt
- http://www.exploit-db.com/exploits/18159
- http://www.osvdb.org/77629
- http://www.securityfocus.com/bid/50820
- http://www.securitytracker.com/id?1027468
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