Medium severity5.9NVD Advisory· Published Nov 13, 2008· Updated Apr 23, 2026
CVE-2008-4989
CVE-2008-4989
Description
The _gnutls_x509_verify_certificate function in lib/x509/verify.c in libgnutls in GnuTLS before 2.6.1 trusts certificate chains in which the last certificate is an arbitrary trusted, self-signed certificate, which allows man-in-the-middle attackers to insert a spoofed certificate for any Distinguished Name (DN).
Affected products
13cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:7.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:8:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:8:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:9:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise:10.0:-:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:suse:linux_enterprise:10.0:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise:11.0:-:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:10:-:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:suse:linux_enterprise_server:10:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:-:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
30- article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3215nvdBroken LinkPatch
- www.securityfocus.com/bid/32232nvdBroken LinkPatchThird Party AdvisoryVDB Entry
- secunia.com/advisories/32619nvdBroken LinkVendor Advisory
- security.gentoo.org/glsa/glsa-200901-10.xmlnvdThird Party Advisory
- www.securityfocus.com/archive/1/498431/100/0/threadednvdBroken LinkThird Party AdvisoryVDB Entry
- www.securitytracker.com/idnvdBroken LinkThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/usn-678-2nvdThird Party Advisory
- exchange.xforce.ibmcloud.com/vulnerabilities/46482nvdThird Party AdvisoryVDB Entry
- article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3217nvdBroken Link
- lists.opensuse.org/opensuse-security-announce/2008-12/msg00002.htmlnvdMailing List
- lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.htmlnvdMailing List
- secunia.com/advisories/32681nvdBroken Link
- secunia.com/advisories/32687nvdBroken Link
- secunia.com/advisories/32879nvdBroken Link
- secunia.com/advisories/33501nvdBroken Link
- secunia.com/advisories/33694nvdBroken Link
- secunia.com/advisories/35423nvdBroken Link
- sunsolve.sun.com/search/document.donvdBroken Link
- wiki.rpath.com/Advisories:rPSA-2008-0322nvdBroken Link
- www.debian.org/security/2009/dsa-1719nvdMailing List
- www.gnu.org/software/gnutls/security.htmlnvdProduct
- www.mandriva.com/security/advisoriesnvdBroken Link
- www.redhat.com/support/errata/RHSA-2008-0982.htmlnvdBroken Link
- www.vupen.com/english/advisories/2008/3086nvdBroken Link
- www.vupen.com/english/advisories/2009/1567nvdBroken Link
- issues.rpath.com/browse/RPL-2886nvdBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11650nvdBroken Link
- usn.ubuntu.com/678-1/nvdBroken Link
- www.redhat.com/archives/fedora-package-announce/2008-November/msg00222.htmlnvdMailing List
- www.redhat.com/archives/fedora-package-announce/2008-November/msg00293.htmlnvdMailing List
News mentions
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