Medium severity · published Nov 13, 2008
CVE-2008-4989
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…
5.9
CVSS
1.9%
EPSS
No
On KEV
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).
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
4.0 · source: NVD
FE
Fedora · Fedoraproject
8; 9 · source: NVD
GN
Gnutls · Gnu
before 2.6.1 · source: NVD
LE
Linux Enterprise · Suse
10.0; 11.0 · source: NVD
LE
Linux Enterprise Server · Suse
10; 11 · source: NVD
OP
Opensuse · Opensuse
10.3 through 11.1 · source: NVD
UL
Ubuntu Linux · Canonical
6.06; 7.10; 8.04; 8.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2008-4989
CVE.org
https://www.cve.org/CVERecord?id=CVE-2008-4989
Broken Link
http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3215
Broken Link
http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3217
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00002.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html
Broken Link
http://secunia.com/advisories/32619
Broken Link
http://secunia.com/advisories/32681
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