libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL…
Priority LOW 25CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.
Why it matters now
EPSS 0.01117 66th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:perl-openssl:libcrypt-openssl-dsa-perl:_nil_:*:*:*:*:*:*:* | _nil_ | Vulnerable | Perl-openssl |
- cpe:2.3:a:perl-openssl:libcrypt-openssl-dsa-perl:_nil_:*:*:*:*:*:*:* Versions _nil_ Vulnerable ·Perl-openssl
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-0129
- 2026-10-03 Alias added: GHSA-cvwp-gwp2-6xqh
References
Sources
- CVE-2009-0129 · CVE Program
- CVE-2009-0129 · NVD
- FIRST EPSS
- GHSA-cvwp-gwp2-6xqh · GitHub Advisory Database · CC BY 4.0
- CVE-2009-0129 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences