CVE-2009-3291
UnknownEPSS 2.91%
Last modified
CVE-2009-3291 is a vulnerability of currently unknown severity. The php_openssl_apply_verification_policy function in PHP before 5.2.11 does not properly perform certificate validation, which has unknown impact and attack vectors, probably related to an ability to spoof certificates.. EPSS estimates a 2.91% chance of exploitation in the next 30 days.
Description
The php_openssl_apply_verification_policy function in PHP before 5.2.11 does not properly perform certificate validation, which has unknown impact and attack vectors, probably related to an ability to spoof certificates.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Php | Php | <= 5.2.10 | — |
| Php | Php | 1.0 | — |
| Php | Php | 2.0 | — |
| Php | Php | 2.0b10 | — |
| Php | Php | 3.0 | — |
| Php | Php | 3.0.1 | — |
| Php | Php | 3.0.2 | — |
| Php | Php | 3.0.3 | — |
| Php | Php | 3.0.4 | — |
| Php | Php | 3.0.5 | — |
| Php | Php | 3.0.6 | — |
| Php | Php | 3.0.7 | — |
| Php | Php | 3.0.8 | — |
| Php | Php | 3.0.9 | — |
| Php | Php | 3.0.10 | — |
| Php | Php | 3.0.11 | — |
| Php | Php | 3.0.12 | — |
| Php | Php | 3.0.13 | — |
| Php | Php | 3.0.14 | — |
| Php | Php | 3.0.15 | — |
| Php | Php | 3.0.16 | — |
| Php | Php | 3.0.17 | — |
| Php | Php | 3.0.18 | — |
| Php | Php | 4 | — |
| Php | Php | 4.0 | — |
| Php | Php | 4.0.0 | — |
| Php | Php | 4.0.1 | — |
| Php | Php | 4.0.2 | — |
| Php | Php | 4.0.3 | — |
| Php | Php | 4.0.4 | — |
| Php | Php | 4.0.5 | — |
| Php | Php | 4.0.6 | — |
| Php | Php | 4.0.7 | — |
| Php | Php | 4.1.0 | — |
| Php | Php | 4.1.1 | — |
| Php | Php | 4.1.2 | — |
| Php | Php | 4.2 | — |
| Php | Php | 4.2.0 | — |
| Php | Php | 4.2.1 | — |
| Php | Php | 4.2.2 | — |
| Php | Php | 4.2.3 | — |
| Php | Php | 4.3.0 | — |
| Php | Php | 4.3.1 | — |
| Php | Php | 4.3.2 | — |
| Php | Php | 4.3.3 | — |
| Php | Php | 4.3.4 | — |
| Php | Php | 4.3.5 | — |
| Php | Php | 4.3.6 | — |
| Php | Php | 4.3.7 | — |
| Php | Php | 4.3.8 | — |
Showing 50 of 88 affected configurations. See NVD for the full list.
References
- http://secunia.com/advisories/36791Vendor Advisory
- http://www.php.net/ChangeLog-5.php#5.2.11Patch, Vendor Advisory
- http://www.php.net/releases/5_2_11.phpPatch, Vendor Advisory
- http://secunia.com/advisories/36791Vendor Advisory
- http://www.php.net/ChangeLog-5.php#5.2.11Patch, Vendor Advisory
- http://www.php.net/releases/5_2_11.phpPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2009-3291?
The php_openssl_apply_verification_policy function in PHP before 5.2.11 does not properly perform certificate validation, which has unknown impact and attack vectors, probably related to an ability to spoof certificates.
How severe is CVE-2009-3291?
Severity scoring for CVE-2009-3291 is pending analysis. The EPSS model estimates a 2.91% probability of exploitation in the next 30 days.
How do I fix CVE-2009-3291?
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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Scan your code nowSource: NVD / NIST