5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
7.1 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
46.5%
Opera before 10.00 does not properly handle a (1) ‘\0’ character or (2) invalid wildcard 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.
www.opera.com/docs/changelogs/freebsd/1000/
www.opera.com/docs/changelogs/linux/1000/
www.opera.com/docs/changelogs/mac/1000/
www.opera.com/docs/changelogs/solaris/1000/
www.opera.com/docs/changelogs/windows/1000/
www.opera.com/support/kb/view/934/
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6444