GSD-2011-4318
Vulnerability from gsd - Updated: 2023-12-13 01:19Details
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.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2011-4318",
"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\u0027s 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.",
"id": "GSD-2011-4318",
"references": [
"https://www.suse.com/security/cve/CVE-2011-4318.html",
"https://access.redhat.com/errata/RHSA-2013:0520",
"https://linux.oracle.com/cve/CVE-2011-4318.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2011-4318"
],
"details": "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\u0027s 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.",
"id": "GSD-2011-4318",
"modified": "2023-12-13T01:19:05.532101Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2011-4318",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
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{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "n/a"
}
]
}
}
]
},
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"data_version": "4.0",
"description": {
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"value": "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\u0027s 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."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
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"lang": "eng",
"value": "n/a"
}
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}
]
},
"references": {
"reference_data": [
{
"name": "http://hg.dovecot.org/dovecot-2.0/rev/5e9eaf63a6b1",
"refsource": "MISC",
"url": "http://hg.dovecot.org/dovecot-2.0/rev/5e9eaf63a6b1"
},
{
"name": "http://rhn.redhat.com/errata/RHSA-2013-0520.html",
"refsource": "MISC",
"url": "http://rhn.redhat.com/errata/RHSA-2013-0520.html"
},
{
"name": "http://secunia.com/advisories/46886",
"refsource": "MISC",
"url": "http://secunia.com/advisories/46886"
},
{
"name": "http://secunia.com/advisories/52311",
"refsource": "MISC",
"url": "http://secunia.com/advisories/52311"
},
{
"name": "http://www.dovecot.org/list/dovecot-news/2011-November/000200.html",
"refsource": "MISC",
"url": "http://www.dovecot.org/list/dovecot-news/2011-November/000200.html"
},
{
"name": "http://www.openwall.com/lists/oss-security/2011/11/18/5",
"refsource": "MISC",
"url": "http://www.openwall.com/lists/oss-security/2011/11/18/5"
},
{
"name": "http://www.openwall.com/lists/oss-security/2011/11/18/7",
"refsource": "MISC",
"url": "http://www.openwall.com/lists/oss-security/2011/11/18/7"
},
{
"name": "https://bugs.gentoo.org/show_bug.cgi?id=390887",
"refsource": "MISC",
"url": "https://bugs.gentoo.org/show_bug.cgi?id=390887"
},
{
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=754980",
"refsource": "MISC",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=754980"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.3:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
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"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.4:*:*:*:*:*:*:*",
"cpe_name": [],
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{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.5:*:*:*:*:*:*:*",
"cpe_name": [],
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{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.6:*:*:*:*:*:*:*",
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},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.7:*:*:*:*:*:*:*",
"cpe_name": [],
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},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.1:*:*:*:*:*:*:*",
"cpe_name": [],
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},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.8:*:*:*:*:*:*:*",
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"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.10:*:*:*:*:*:*:*",
"cpe_name": [],
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{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.0:*:*:*:*:*:*:*",
"cpe_name": [],
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},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.2:*:*:*:*:*:*:*",
"cpe_name": [],
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{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.9:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.11:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.12:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.13:*:*:*:*:*:*:*",
"cpe_name": [],
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},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.14:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:2.0.15:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2011-4318"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "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\u0027s 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."
}
]
},
"problemtype": {
"problemtype_data": [
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]
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]
},
"references": {
"reference_data": [
{
"name": "[oss-security] 20111118 Re: CVE Request -- Dovecot -- Validate certificate\u0027s CN against requested remote server hostname when proxying",
"refsource": "MLIST",
"tags": [],
"url": "http://www.openwall.com/lists/oss-security/2011/11/18/5"
},
{
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=754980",
"refsource": "MISC",
"tags": [],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=754980"
},
{
"name": "RHSA-2013:0520",
"refsource": "REDHAT",
"tags": [
"Vendor Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2013-0520.html"
},
{
"name": "[dovecot-news] 20111117 v2.0.16 released",
"refsource": "MLIST",
"tags": [],
"url": "http://www.dovecot.org/list/dovecot-news/2011-November/000200.html"
},
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"name": "[oss-security] 20111118 Re: CVE Request -- Dovecot -- Validate certificate\u0027s CN against requested remote server hostname when proxying",
"refsource": "MLIST",
"tags": [],
"url": "http://www.openwall.com/lists/oss-security/2011/11/18/7"
},
{
"name": "http://hg.dovecot.org/dovecot-2.0/rev/5e9eaf63a6b1",
"refsource": "CONFIRM",
"tags": [],
"url": "http://hg.dovecot.org/dovecot-2.0/rev/5e9eaf63a6b1"
},
{
"name": "https://bugs.gentoo.org/show_bug.cgi?id=390887",
"refsource": "MISC",
"tags": [],
"url": "https://bugs.gentoo.org/show_bug.cgi?id=390887"
},
{
"name": "46886",
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"tags": [],
"url": "http://secunia.com/advisories/46886"
}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
}
},
"lastModifiedDate": "2013-03-07T05:00Z",
"publishedDate": "2013-03-07T01:55Z"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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