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CVE-2013-6171

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 a…

Impact

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.

Affected products

VendorProductAffected versions
DovecotDovecot
through 2.2.6
Versions 2.0, 2.0.0, 2.0.1, 2.0.2, 2.0.3

Weakness classification

CWE-287

References