CVE-2011-4318
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 70.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-03-07 01:00Z13 YR AGO
- Last updated
- 2024-08-07 00:01Z2 YR AGO
- Reserved
- 2011-11-04
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- a414067ca73183ff04e70766cc56ae9e76f4939d8dab1e9721664d9a52fe8f61
05 Affected products
06 References
- secunia.com46886http://secunia.com/advisories/46886
- rhn.redhat.comRHSA-2013:0520http://rhn.redhat.com/errata/RHSA-2013-0520.html
- bugs.gentoo.orghttps://bugs.gentoo.org/show_bug.cgi?id=390887
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=754980
- secunia.com52311http://secunia.com/advisories/52311
- hg.dovecot.orghttp://hg.dovecot.org/dovecot-2.0/rev/5e9eaf63a6b1
- www.dovecot.org[dovecot-news] 20111117 v2.0.16 releasedhttp://www.dovecot.org/list/dovecot-news/2011-November/000200.html
- www.openwall.com[oss-security] 20111118 Re: CVE Request -- Dovecot -- Validate certificate's CN against requested remote server hostname when proxyinghttp://www.openwall.com/lists/oss-security/2011/11/18/7
- www.openwall.com[oss-security] 20111118 Re: CVE Request -- Dovecot -- Validate certificate's CN against requested remote server hostname when proxyinghttp://www.openwall.com/lists/oss-security/2011/11/18/5
07 Fixed in
Debian 12
- dovecot Fixed in 1:2.0.18-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- dovecot Fixed in 1:2.0.18-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- dovecot Fixed in 1:2.0.18-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.