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).

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.39%
Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory sun.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.mandriva.com/security/advisories?name=MDVSA-2008:227 vendor advisory broken link
http://www.ubuntu.com/usn/usn-678-2 third party advisory vendor advisory
http://secunia.com/advisories/33694 third party advisory broken link
http://security.gentoo.org/glsa/glsa-200901-10.xml third party advisory vendor advisory
http://www.redhat.com/support/errata/RHSA-2008-0982.html vendor advisory broken link
https://usn.ubuntu.com/678-1/ vendor advisory broken link
http://www.securityfocus.com/archive/1/498431/100/0/threaded mailing list vdb entry third party advisory broken link
http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3215 mailing list patch broken link
http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3217 mailing list broken link
http://wiki.rpath.com/Advisories:rPSA-2008-0322 broken link
http://secunia.com/advisories/32687 third party advisory broken link
https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00293.html mailing list vendor advisory
http://www.gnu.org/software/gnutls/security.html product
https://issues.rpath.com/browse/RPL-2886 broken link
http://secunia.com/advisories/35423 third party advisory broken link
http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00002.html mailing list vendor advisory
http://www.securityfocus.com/bid/32232 patch vdb entry third party advisory broken link
http://www.securitytracker.com/id?1021167 vdb entry third party advisory broken link
http://sunsolve.sun.com/search/document.do?assetkey=1-26-260528-1 vendor advisory broken link
http://secunia.com/advisories/33501 third party advisory broken link
http://secunia.com/advisories/32879 third party advisory broken link
http://www.vupen.com/english/advisories/2009/1567 vdb entry broken link
http://secunia.com/advisories/32619 broken link third party advisory vendor advisory
http://www.vupen.com/english/advisories/2008/3086 vdb entry broken link
http://secunia.com/advisories/32681 third party advisory broken link
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html mailing list vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11650 vdb entry signature broken link
http://www.debian.org/security/2009/dsa-1719 mailing list vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00222.html mailing list vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/46482 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2008-4989?
CVE-2008-4989 has been scored as a medium severity vulnerability.
How to fix CVE-2008-4989?
To fix CVE-2008-4989, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2008-4989 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2008-4989 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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