CVE-2012-4658
UnknownEPSS 1.27%
Last modified
CVE-2012-4658 is a vulnerability of currently unknown severity. The ios-authproxy implementation in Cisco IOS before 15.1(1)SY3 allows remote attackers to cause a denial of service (webauth and HTTP service outage) via vectors that trigger incorrectly terminated HTTP sessions, aka Bug ID CSCtz99447.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.
Description
The ios-authproxy implementation in Cisco IOS before 15.1(1)SY3 allows remote attackers to cause a denial of service (webauth and HTTP service outage) via vectors that trigger incorrectly terminated HTTP sessions, aka Bug ID CSCtz99447.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios | <= 15.1\(1\)sy2 |
| Cisco | Ios | 15.1 |
| Cisco | Ios | 15.1\(1\)sy |
| Cisco | Ios | 15.1\(1\)sy1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2012-4658?
The ios-authproxy implementation in Cisco IOS before 15.1(1)SY3 allows remote attackers to cause a denial of service (webauth and HTTP service outage) via vectors that trigger incorrectly terminated HTTP sessions, aka Bug ID CSCtz99447.
How severe is CVE-2012-4658?
Severity scoring for CVE-2012-4658 is pending analysis. The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.
How do I fix CVE-2012-4658?
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-2012-4658?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST