CVE-2008-3068
HIGH severity · CVSS 7.5
7.5CVSS HIGH
Summary
Microsoft Crypto API 5.131.2600.2180 through 6.0, as used in Outlook, Windows Live Mail, and Office 2007, performs Certificate Revocation List (CRL) checks by using an arbitrary URL from a certificate embedded in a (1) S/MIME e-mail message or (2) signed document, which allows remote attackers to obtain reading times and IP addresses of recipients, and port-scan results, via a crafted certificate with an Authority Information Access (AIA) extension.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)17%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://securityreason.com/securityalert/3978
- http://www.securityfocus.com/archive/1/493947/100/0/threaded
- http://www.securityfocus.com/archive/1/494101/100/0/threaded
- http://www.securityfocus.com/bid/28548
- http://www.securitytracker.com/id?1019736
- http://www.securitytracker.com/id?1019737
- http://www.securitytracker.com/id?1019738
- https://www.cynops.de/advisories/AKLINK-SA-2008-002.txt