Is CVE-2009-2474 being actively exploited?

CVE-2009-2474 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-2474?

CVE-2009-2474 has a CVSS 2.0 base score of 5.8 (MEDIUM).

CVE-2009-2474

MEDIUM · CVSS 5.8EPSS 1.5%EU EUVD

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.

Key facts

CVSS score: 5.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:N
Weakness (CWE): CWE-326
EPSS score: 1.5% (74th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-2469)
Published: August 21, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-2469 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

apple / mac os x
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
fedoraproject / fedora
fedoraproject / fedora
webdav / neon

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Apple Mac OS X 10.6 - Apple Inc. - Common Criteria BSI-DSZ-CC-0536-2010 - archived
Apple Mac OS X v10.3.6 and Apple Mac OS X Server V10.3.6 - Apple Inc. - Common Criteria CCEVS-VR-0086-2005 - archived

References

http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html(Mailing List, Third Party Advisory)
http://lists.manyfish.co.uk/pipermail/neon/2009-August/001044.html(Mailing List, Third Party Advisory)
http://lists.manyfish.co.uk/pipermail/neon/2009-August/001046.html(Mailing List, Third Party Advisory)
http://secunia.com/advisories/36371(Third Party Advisory)
http://secunia.com/advisories/36799(Third Party Advisory)
http://support.apple.com/kb/HT4435(Broken Link)
http://www.mandriva.com/security/advisories?name=MDVSA-2009:221(Third Party Advisory)
http://www.securityfocus.com/bid/36079(Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/usn-835-1(Third Party Advisory)
http://www.vupen.com/english/advisories/2009/2341(Permissions Required)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11721(Third Party Advisory)
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00924.html(Mailing List, Third Party Advisory)
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00945.html(Mailing List, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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