CVE-2009-2474
neon before 0.28.6, when OpenSSL or GnuTLS is used, does not properly handle a '\0' character in a domain name in the subject's Common…
- 5.8MediumCVSS base score
- 1.5%Exploitation in 30 daysEPSS · top 26% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
neon before 0.28.6, when OpenSSL or GnuTLS is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
Timeline
ID reserved
By redhat
- 37 days later
· 37 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 | Medium5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.8.
Affected products
n/a
- affected n/a
References
References13
- [neon] 20090818 neon: release 0.28.6 (SECURITY) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [neon] 20090818 CVE-2009-2474: fix handling of NUL in SSL cert subject names (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://support.apple.com/kb/HT4435 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2009-2341 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- oval:org.mitre.oval:def:11721 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- MDVSA-2009:221 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 36079 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- APPLE-SA-2010-11-10-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 36371 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-835-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2009-8815 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2009-8794 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 36799 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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-2009-2469 (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-2009-2474)Record last updated .