checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2013-12-09T11:00:00

Updated: 2024-08-06T17:29:42.974Z

Reserved: 2013-10-18T00:00:00

Link: CVE-2013-6171

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-12-09T16:36:47.097

Modified: 2018-03-16T01:29:00.343

Link: CVE-2013-6171

cve-icon Redhat

Severity : Low

Publid Date: 2013-11-03T00:00:00Z

Links: CVE-2013-6171 - Bugzilla