Apple Mac OS X ftpd may allow arbitrary users to determine account name validity

Overview

Apple Mac OS X ftpd may allow arbitrary users to determine account name validity. This vulnerability may reveal protected information or allow an attacker to cause a denial-of-service condition.

Description

According to Apple Security Update 2006-007:

When attempting to authenticate a valid user, the FTP server may crash during a failed login attempt. The crash does not occur when attempting to authenticate unknown users.

---

Impact

A remote, unauthenticated attacker may be able to determine protected information or cause a denial-of-service condition.

---

Solution

Apply Apple Updates

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

---

Vendor Information

371648

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: November 29, 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%23371648 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 Benjamin Williams of the University of Canterbury for reporting this issue.

This document was written by Chris Taschner.

Other Information

CVE IDs:	CVE-2006-4403
Severity Metric:	10.13 Date Public: