lib/gnutls_pk.c in libgnutls in GnuTLS 2.5.0 through 2.6.5 generates RSA keys stored in…
Priority LOW 39CWE-310Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
lib/gnutls_pk.c in libgnutls in GnuTLS 2.5.0 through 2.6.5 generates RSA keys stored in DSA structures, instead of the intended DSA keys, which might allow remote attackers to spoof signatures on certificates or have unspecified other impact by leveraging an invalid DSA key.
Why it matters now
EPSS 0.03901 90th 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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:gnutls:2.5.0:*:*:*:*:*:*:* | 2.5.0 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnutls:2.6.0:*:*:*:*:*:*:* | 2.6.0 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnutls:2.6.1:*:*:*:*:*:*:* | 2.6.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnutls:2.6.2:*:*:*:*:*:*:* | 2.6.2 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnutls:2.6.3:*:*:*:*:*:*:* | 2.6.3 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnutls:2.6.4:*:*:*:*:*:*:* | 2.6.4 | Vulnerable | GNU |
| cpe:2.3:a:gnu:gnutls:2.6.5:*:*:*:*:*:*:* | 2.6.5 | Vulnerable | GNU |
- cpe:2.3:a:gnu:gnutls:2.5.0:*:*:*:*:*:*:* Versions 2.5.0 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnutls:2.6.0:*:*:*:*:*:*:* Versions 2.6.0 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnutls:2.6.1:*:*:*:*:*:*:* Versions 2.6.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnutls:2.6.2:*:*:*:*:*:*:* Versions 2.6.2 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnutls:2.6.3:*:*:*:*:*:*:* Versions 2.6.3 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnutls:2.6.4:*:*:*:*:*:*:* Versions 2.6.4 Vulnerable ·GNU
- cpe:2.3:a:gnu:gnutls:2.6.5:*:*:*:*:*:*:* Versions 2.6.5 Vulnerable ·GNU
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-1416
- 2026-10-03 Alias added: GHSA-xv3p-f59j-cqjv
- 2026-10-09 EPSS moved to the 90th–95th percentile
References
More Gnutls vulnerabilities
- TI-2009-03392 The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft… CVSS 3.1CRITICAL 9.8
- TI-2026-03321 Gnutls: gnutls: policy bypass due to case-sensitive nameconstraints comparison CVSS 3.1HIGH 7.4
- TI-2024-00525 Gnutls: rejects certificate chain with distributed trust CVSS 3.1HIGH 7.5
- TI-2023-00345 Observable discrepancy in gnutls CVSS 3.1HIGH 7.4
- TI-2019-02841 Use after free in gnutls CVSS 3.0HIGH 7.5
- TI-2017-03378 Double free vulnerability in the gnutls_x509_ext_import_proxy function in GnuTLS before… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2009-1416 · CVE Program
- CVE-2009-1416 · NVD
- FIRST EPSS
- GHSA-xv3p-f59j-cqjv · GitHub Advisory Database · CC BY 4.0
- CVE-2009-1416 · 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