Vulnerabilities > Improper Certificate Validation

DATE CVE VULNERABILITY TITLE RISK
2010-04-29 CVE-2009-4831 Improper Certificate Validation vulnerability in Cerulean Studios Trillian 3.1
Cerulean Studios Trillian 3.1 Basic does not check SSL certificates during MSN authentication, which allows remote attackers to obtain MSN credentials via a man-in-the-middle attack with a spoofed SSL certificate.
5.8
2009-09-02 CVE-2009-3046 Improper Certificate Validation vulnerability in Opera Browser
Opera before 10.00 does not check all intermediate X.509 certificates for revocation, which makes it easier for remote SSL servers to bypass validation of the certificate chain via a revoked certificate.
network
low complexity
opera CWE-295
7.5
2009-07-30 CVE-2009-2408 Improper Certificate Validation vulnerability in multiple products
Mozilla Network Security Services (NSS) before 3.12.3, Firefox before 3.0.13, Thunderbird before 2.0.0.23, and SeaMonkey before 1.1.18 do not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.
network
high complexity
mozilla suse opensuse debian canonical CWE-295
5.9
2008-11-13 CVE-2008-4989 Improper Certificate Validation vulnerability in multiple products
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).
5.9