Description
Dovecot 2.0.x before 2.0.16, when ssl or starttls is enabled and hostname is used to define the proxy destination, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via a valid certificate for a different hostname.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2011-4252 | Dovecot 2.0.x before 2.0.16, when ssl or starttls is enabled and hostname is used to define the proxy destination, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via a valid certificate for a different hostname. |
Ubuntu USN |
USN-1295-1 | Dovecot vulnerability |
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-07T00:01:51.650Z
Reserved: 2011-11-04T00:00:00.000Z
Link: CVE-2011-4318
No data.
Status : Modified
Published: 2013-03-07T01:55:01.617
Modified: 2026-04-29T01:13:23.040
Link: CVE-2011-4318
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Ubuntu USN