Unrated severityNVD Advisory· Published May 23, 2008· Updated Apr 23, 2026
CVE-2008-2420
CVE-2008-2420
Description
The OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass intended access restrictions by using revoked certificates.
Affected products
54cpe:2.3:a:stunnel:stunnel:3.10:*:*:*:*:*:*:*+ 53 more
- cpe:2.3:a:stunnel:stunnel:3.10:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.11:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.12:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.13:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.14:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.15:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.16:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.17:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.18:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.19:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.20:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.21:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.21a:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.21b:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.21c:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.22:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.23:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.24:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.25:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.26:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.4a:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.5:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.6:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.7:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.8:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.8p1:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.8p2:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.8p3:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.8p4:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:3.9:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.00:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.01:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.02:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.03:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.04:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.05:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.06:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.07:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.08:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.09:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.10:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.11:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.12:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.13:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.14:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.15:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.16:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.17:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.18:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.19:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.20:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.21:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.22:*:*:*:*:*:*:*
- cpe:2.3:a:stunnel:stunnel:4.23:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
12- www.securityfocus.com/bid/29309nvdPatch
- secunia.com/advisories/30335nvdVendor Advisory
- secunia.com/advisories/30425nvd
- secunia.com/advisories/31438nvd
- security.gentoo.org/glsa/glsa-200808-08.xmlnvd
- stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000035.htmlnvd
- www.mandriva.com/security/advisoriesnvd
- www.vupen.com/english/advisories/2008/1569/referencesnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/42528nvd
- www.redhat.com/archives/fedora-package-announce/2008-May/msg00856.htmlnvd
- www.redhat.com/archives/fedora-package-announce/2008-May/msg00907.htmlnvd
- www.redhat.com/archives/fedora-package-announce/2008-May/msg00942.htmlnvd
News mentions
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