MEDIUM · 5.9

CVE-2011-0199

The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle ...

Vulnerability Description

The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate.

CVSS Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
AppleMac Os X>= 10.6.0, < 10.6.8
AppleMac Os X Server>= 10.6.0, < 10.6.8

Related Weaknesses (CWE)

References

FAQ

What is CVE-2011-0199?

CVE-2011-0199 is a vulnerability with a CVSS score of 5.9 (MEDIUM). The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle ...

How severe is CVE-2011-0199?

CVE-2011-0199 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2011-0199?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Mac Os X, Apple Mac Os X Server.