Dovecot
CVE-2013-6171
MEDIUM
Severity by source
AV:N/AC:M/Au:N/C:P/I:P/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
AV:N/AC:M/Au:N/C:P/I:P/A:N
Lifecycle Timeline
1DescriptionCVE.org
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.
AnalysisAI
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. Rated medium severity (CVSS 5.8), this vulnerability is remotely exploitable. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.
Technical ContextAI
This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. 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 include: Dovecot. Version information: before 2.2.7.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.
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Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
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External POC / Exploit Code
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