CVE-2013-7177 (GCVE-0-2013-7177)
Vulnerability from cvelistv5 – Published: 2014-02-01 15:00 – Updated: 2024-08-06 18:01
VLAI
EPSS
VEX
Summary
config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
4 references
| URL | Tags |
|---|---|
| http://www.kb.cert.org/vuls/id/686662 | third-party-advisoryx_refsource_CERT-VN |
| https://github.com/fail2ban/fail2ban/commit/bd175… | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-updates/2014-0… | vendor-advisoryx_refsource_SUSE |
| http://www.debian.org/security/2014/dsa-2979 | vendor-advisoryx_refsource_DEBIAN |
Date Public
2014-01-20 00:00
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"matchCriteriaId": "DB79FF61-80D6-4AB8-BC6F-6924AF9A0969",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "66BAD83B-AACD-4BCE-8900-8558C6F82D7C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.1:*:*:*:*:*:*:*",
"matchCriteriaId": "719BA249-7B47-488E-86BA-C08286FF8772",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.2:*:*:*:*:*:*:*",
"matchCriteriaId": "A88DA08A-A1C6-4BC1-9BC1-BE823207BFA5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.3:*:*:*:*:*:*:*",
"matchCriteriaId": "CD346590-84C5-473E-9672-2E920C71B7FD",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.4:*:*:*:*:*:*:*",
"matchCriteriaId": "F288E708-A212-4007-A32A-3608C56C5F7B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.5:*:*:*:*:*:*:*",
"matchCriteriaId": "CF7EEF2A-DC72-4F51-B168-237EFA637988",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.6:*:*:*:*:*:*:*",
"matchCriteriaId": "0D366BB8-A4FB-44CC-94BE-3C3BA3861C91",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.7:*:*:*:*:*:*:*",
"matchCriteriaId": "114BC59D-4035-4BC6-B697-9D10415CBDD9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.8:*:*:*:*:*:*:*",
"matchCriteriaId": "CB94274B-C1AF-4F87-B244-7BA4526F5D1E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.7.9:*:*:*:*:*:*:*",
"matchCriteriaId": "98844A94-ABB6-41B4-A5B0-3101F54A3652",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "3F522ECF-7F87-4A25-9CF3-0BCD99B4CAEB",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.1:*:*:*:*:*:*:*",
"matchCriteriaId": "AFEB99EB-DA51-48BB-96BD-4D47D8839C75",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.2:*:*:*:*:*:*:*",
"matchCriteriaId": "E29B3199-71BB-4EED-9D91-B6F941AD7BAC",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.3:*:*:*:*:*:*:*",
"matchCriteriaId": "BE8CF239-5E91-4708-B594-FA825C69DFE9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.4:*:*:*:*:*:*:*",
"matchCriteriaId": "2DB5D2A5-78E3-49C0-9A8D-397B21E03E26",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.5:*:*:*:*:*:*:*",
"matchCriteriaId": "FFFCA848-72E8-4E33-A636-3D9009AAF870",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.6:*:*:*:*:*:*:*",
"matchCriteriaId": "A97A9988-C973-4ACF-BD37-570004F1AD38",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.7:*:*:*:*:*:*:*",
"matchCriteriaId": "BF73708F-4237-47BA-83B8-5999EED0EC28",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.7.1:*:*:*:*:*:*:*",
"matchCriteriaId": "B343D0B4-9A4C-4F33-AC91-7CF1E1CC7708",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.8:*:*:*:*:*:*:*",
"matchCriteriaId": "BDE0D31A-A9C2-48FF-B8FA-E65DDF6A9F7A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.9:*:*:*:*:*:*:*",
"matchCriteriaId": "2FA5FB9D-53F2-47FA-865F-0A8225BBC64F",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression."
},
{
"lang": "es",
"value": "El fichero config/filter.d/cyrus-imap.conf del filtro de cyrus-imap en Fail2Ban anterior a 0.8.11 permite a atacantes remotos activar el bloqueo de direcciones IP arbitrarias a trav\u00e9s de una direcci\u00f3n de e-mail manipulada que coincida con una expresi\u00f3n regular dise\u00f1ada incorrectamente."
}
],
"id": "CVE-2013-7177",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2014-02-01T15:55:04.153",
"references": [
{
"source": "cret@cert.org",
"url": "http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html"
},
{
"source": "cret@cert.org",
"url": "http://www.debian.org/security/2014/dsa-2979"
},
{
"source": "cret@cert.org",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/686662"
},
{
"source": "cret@cert.org",
"tags": [
"Exploit",
"Patch"
],
"url": "https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2014/dsa-2979"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/686662"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Patch"
],
"url": "https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087"
}
],
"sourceIdentifier": "cret@cert.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-11-21T12:35:42+00:00",
"cve": "CVE-2013-7177",
"id": "CVE-2013-7177",
"initial_release_date": "2013-07-30T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "fail2ban: remote denial of service in cyrus-imap filter",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2013/cve-2013-7177.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2025-07-03T00:13:33Z",
"cve": "CVE-2013-7177",
"id": "CVE-2013-7177",
"initial_release_date": "2023-02-15T05:33:28Z",
"product_status:recommended": "3",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2013-7177",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2013-7177.json",
"version": "7"
}
}
}
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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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