The _gnutls_x509_verify_certificate function in lib/x509/verify.c in libgnutls in GnuTLS before 2.6.1 trusts certificate chains in which…

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).

Scores

EPSS (exploitation in 30 days)

1.9% · top 21% of all CVEs (3 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.

Weakness

• n/a
• CWE-295 (opens in a new tab)Other CVEs with CWE-295

Affected products

• n/a

  • affected n/a

References (30)

• MDVSA-2008:227 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• USN-678-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 33694 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• GLSA-200901-10 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• RHSA-2008:0982 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-678-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 20081117 rPSA-2008-0322-1 gnutls (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• [gnutls-devel] 20081110 GnuTLS 2.6.1 - Security release [GNUTLS-SA-2008-3] (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• [gnutls-devel] 20081110 Analysis of vulnerability GNUTLS-SA-2008-3 CVE-2008-4989 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• http://wiki.rpath.com/Advisories:rPSA-2008-0322 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 32687 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FEDORA-2008-9600 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• http://www.gnu.org/software/gnutls/security.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://issues.rpath.com/browse/RPL-2886 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 35423 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SUSE-SR:2008:027 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 32232 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 1021167 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 260528 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
• 33501 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 32879 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2009-1567 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 32619 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2008-3086 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 32681 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SUSE-SR:2009:009 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• oval:org.mitre.oval:def:11650 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• DSA-1719 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• FEDORA-2008-9530 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• gnutls-x509-name-spoofing(46482) (opens in a new tab)vdb-entryx_refsource_XFx_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)
• 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

[![CVE-2008-4989](https://trackcve.app/badge/CVE-2008-4989.svg)](https://trackcve.app/cve/CVE-2008-4989)

Record last updated 7 Aug 2024, 10:31 UTC.