Apple Mac OS X Security Framework Online Certificate Status Protocol (OCSP) service fails to properly retrieve certificate revocation lists

Overview

Apple Mac OS X Security Framework Online Certificate Status Protocol (OCSP) service is unable to retrieve certificate revocation lists on systems that are configured to use an HTTP proxy. This vulnerability may result in the use of revoked certificates.

Description

The Online Certificate Status Protocol (OCSP) is used to obtain the status of X.509 digital certificates. According to Apple Security Update 2006-007:

On systems that are configured to use an HTTP proxy, the Online Certificate Status Protocol (OCSP) service is unable to retrieve certificate revocation lists. This update addresses this issue by using the system proxy settings in ocpsd.

---

Impact

This vulnerability may result in the use of revoked certificates. The full impact of this vulnerability depends on the application verifying the certificate.

---

Solution

Apply Apple Updates

This issue is addressed by Apple Security Update 2006-007.

---

Vendor Information

811384

Filter by status: All Affected Not Affected Unknown

Filter by content: __ Additional information available

__ Sort by: Status Alphabetical

Expand all

Javascript is disabled. Click here to view vendors.

Apple Computer, Inc. __ Affected

Updated: December 01, 2006

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

Refer to Apple Security Update 2006-007.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23811384 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://docs.info.apple.com/article.html?artnum=304829&gt;
• <http://secunia.com/advisories/23155/&gt;

Acknowledgements

This issue was reported in Apple Security Update 2006-007. Apple credits Timothy J. Miller of the MITRE Corporation for reporting this issue.

This document was written by Chris Taschner.

Other Information

CVE IDs:	CVE-2006-4409
Severity Metric:	0.22 Date Public: