CVE-2009-1416lib/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,…
- 7.5HighCVSS base score
- 3.9%Exploitation in 30 daysEPSS · top 9.6% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- GnuTLS 2.6.x - libgnutls lib/gnutls_pk.c DSA Key Storage Remote Spoofing (Exploit-DB entry) (opens in a new tab)
EDB-ID 32965remote, linuxpublished 30 Apr 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 6 days later
· 6 days later
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 3.9% · top 9.6% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
References9
- [help-gnutls] 20090420 Encryption using DSA keys (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [gnutls-devel] 20090430 All DSA keys generated using GnuTLS 2.6.x are corrupt [GNUTLS-SA-2009-2] [CVE-2009-1416] (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1022158 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ADV-2009-1218 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 34783 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- GLSA-200905-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 34842 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 35211 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDVSA-2009:116 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-1414 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-1416)Record last updated .