CVE-2011-1137
UnknownEPSS 28.07%
Last modified
CVE-2011-1137 is a vulnerability of currently unknown severity. Integer overflow in the mod_sftp (aka SFTP) module in ProFTPD 1.3.3d and earlier allows remote attackers to cause a denial of service (memory consumption leading to OOM kill) via a malformed SSH message.. EPSS estimates a 28.07% chance of exploitation in the next 30 days.
Description
Integer overflow in the mod_sftp (aka SFTP) module in ProFTPD 1.3.3d and earlier allows remote attackers to cause a denial of service (memory consumption leading to OOM kill) via a malformed SSH message.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Proftpd | Proftpd | <= 1.3.3 | D |
| Proftpd | Proftpd | 1.2.0 | — |
| Proftpd | Proftpd | 1.2.1 | — |
| Proftpd | Proftpd | 1.2.2 | — |
| Proftpd | Proftpd | 1.2.3 | — |
| Proftpd | Proftpd | 1.2.4 | — |
| Proftpd | Proftpd | 1.2.5 | — |
| Proftpd | Proftpd | 1.2.6 | — |
| Proftpd | Proftpd | 1.2.7 | — |
| Proftpd | Proftpd | 1.2.8 | — |
| Proftpd | Proftpd | 1.2.9 | — |
| Proftpd | Proftpd | 1.2.10 | — |
| Proftpd | Proftpd | 1.3.0 | — |
| Proftpd | Proftpd | 1.3.1 | — |
| Proftpd | Proftpd | 1.3.2 | — |
| Proftpd | Proftpd | 1.3.3 | — |
References
- https://secunia.com/advisories/43234Vendor Advisory
- https://secunia.com/advisories/43635Vendor Advisory
- https://www.vupen.com/english/advisories/2011/0617Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=681718Exploit, Patch
- https://secunia.com/advisories/43234Vendor Advisory
- https://secunia.com/advisories/43635Vendor Advisory
- https://www.vupen.com/english/advisories/2011/0617Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=681718Exploit, Patch
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-1137?
Integer overflow in the mod_sftp (aka SFTP) module in ProFTPD 1.3.3d and earlier allows remote attackers to cause a denial of service (memory consumption leading to OOM kill) via a malformed SSH message.
How severe is CVE-2011-1137?
Severity scoring for CVE-2011-1137 is pending analysis. The EPSS model estimates a 28.07% probability of exploitation in the next 30 days.
How do I fix CVE-2011-1137?
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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