CVE-2011-5129
UnknownEPSS 7.70%
Last modified
CVE-2011-5129 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 7.70% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Xchat | Xchat | <= 2.8.9 | — |
| Xchat | Xchat | 1.2.1 | — |
| Xchat | Xchat | 1.3.9 | — |
| Xchat | Xchat | 1.3.10 | — |
| Xchat | Xchat | 1.3.11 | — |
| Xchat | Xchat | 1.3.12 | — |
| Xchat | Xchat | 1.3.13 | — |
| Xchat | Xchat | 1.4 | — |
| Xchat | Xchat | 1.4.1 | — |
| Xchat | Xchat | 1.4.2 | — |
| Xchat | Xchat | 1.4.3 | — |
| Xchat | Xchat | 1.5.6 | — |
| Xchat | Xchat | 1.8.0 | — |
| Xchat | Xchat | 1.8.1 | — |
| Xchat | Xchat | 1.8.2 | — |
| Xchat | Xchat | 1.8.3 | — |
| Xchat | Xchat | 1.8.4 | — |
| Xchat | Xchat | 1.8.5 | — |
| Xchat | Xchat | 1.8.6 | — |
| Xchat | Xchat | 1.8.7 | — |
| Xchat | Xchat | 1.8.8 | — |
| Xchat | Xchat | 1.8.9 | — |
| Xchat | Xchat | 1.9.0 | — |
| Xchat | Xchat | 1.9.1 | — |
| Xchat | Xchat | 1.9.2 | — |
| Xchat | Xchat | 1.9.3 | — |
| Xchat | Xchat | 1.9.4 | — |
| Xchat | Xchat | 1.9.5 | — |
| Xchat | Xchat | 1.9.6 | — |
| Xchat | Xchat | 1.9.7 | — |
| Xchat | Xchat | 1.9.8 | — |
| Xchat | Xchat | 1.9.9 | — |
| Xchat | Xchat | 2.0.0 | — |
| Xchat | Xchat | 2.0.1 | — |
| Xchat | Xchat | 2.0.2 | — |
| Xchat | Xchat | 2.0.3 | — |
| Xchat | Xchat | 2.0.4 | — |
| Xchat | Xchat | 2.0.5 | — |
| Xchat | Xchat | 2.0.6 | — |
| Xchat | Xchat | 2.0.7 | — |
| Xchat | Xchat | 2.0.8 | — |
| Xchat | Xchat | 2.6.7 | — |
| Xchat | Xchat | 2.8.0 | — |
| Xchat | Xchat | 2.8.1 | — |
| Xchat | Xchat | 2.8.3 | — |
| Xchat | Xchat | 2.8.4 | — |
| Xchat | Xchat | 2.8.5 | B |
| Xchat | Xchat | 2.8.6 | — |
| Xchat | Xchat | 2.8.7 | A |
| Xchat | Xchat | 2.8.7b | — |
Showing 50 of 51 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-5129?
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.
How severe is CVE-2011-5129?
Severity scoring for CVE-2011-5129 is pending analysis. The EPSS model estimates a 7.70% probability of exploitation in the next 30 days.
How do I fix CVE-2011-5129?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2011-5129?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST