FKIE_CVE-2013-7176

Vulnerability from fkie_nvd - Published: 2014-02-01 15:55 - Updated: 2025-04-11 00:51
Severity ?
Summary
config/filter.d/postfix.conf in the postfix 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.
References
cret@cert.orghttp://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html
cret@cert.orghttp://www.debian.org/security/2014/dsa-2979
cret@cert.orghttp://www.kb.cert.org/vuls/id/686662US Government Resource
cret@cert.orghttps://github.com/fail2ban/fail2ban/commit/eb2f0c927257120dfc32d2450fd63f1962f38821Exploit, Patch
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2014/dsa-2979
af854a3a-2127-422b-91ae-364da2661108http://www.kb.cert.org/vuls/id/686662US Government Resource
af854a3a-2127-422b-91ae-364da2661108https://github.com/fail2ban/fail2ban/commit/eb2f0c927257120dfc32d2450fd63f1962f38821Exploit, Patch
Impacted products
Vendor Product Version
fail2ban fail2ban *
fail2ban fail2ban 0.1.0
fail2ban fail2ban 0.1.1
fail2ban fail2ban 0.1.2
fail2ban fail2ban 0.3.0
fail2ban fail2ban 0.3.1
fail2ban fail2ban 0.4.0
fail2ban fail2ban 0.4.1
fail2ban fail2ban 0.5.0
fail2ban fail2ban 0.5.1
fail2ban fail2ban 0.5.2
fail2ban fail2ban 0.5.3
fail2ban fail2ban 0.5.4
fail2ban fail2ban 0.5.5
fail2ban fail2ban 0.6.0
fail2ban fail2ban 0.6.1
fail2ban fail2ban 0.7.0
fail2ban fail2ban 0.7.1
fail2ban fail2ban 0.7.2
fail2ban fail2ban 0.7.3
fail2ban fail2ban 0.7.4
fail2ban fail2ban 0.7.5
fail2ban fail2ban 0.7.6
fail2ban fail2ban 0.7.7
fail2ban fail2ban 0.7.8
fail2ban fail2ban 0.7.9
fail2ban fail2ban 0.8.0
fail2ban fail2ban 0.8.1
fail2ban fail2ban 0.8.2
fail2ban fail2ban 0.8.3
fail2ban fail2ban 0.8.4
fail2ban fail2ban 0.8.5
fail2ban fail2ban 0.8.6
fail2ban fail2ban 0.8.7
fail2ban fail2ban 0.8.7.1
fail2ban fail2ban 0.8.8
fail2ban fail2ban 0.8.9
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "838C1143-CD41-4A2E-954A-7085F9B423A5",
              "versionEndIncluding": "0.8.10",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "7750E527-5A05-4716-BF4A-B40EA9E34394",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.1.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "FA9C7EF4-DA9B-4ADF-A044-2AC8A2FC270F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.1.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "0FCFD263-E347-43DD-80A6-D222FCEF23D4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.3.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "64A0FEBA-647F-41F4-8590-7E8C7A49A36D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "40BBF7B9-57DB-4479-B2C3-8EB466185E94",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "D7847766-CF03-4BF1-BE69-09C50AEC3DFC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.4.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "E004A754-3CCB-409D-B13A-DF735ED63971",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "ADF9F5C0-7E85-40AC-A7AA-7442749E48D6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.5.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "2331299E-1834-4853-B38B-9E24A364EC62",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.5.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "AA9B27B6-418F-4101-A4A1-6E887BF0BB39",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.5.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "2B6C2141-12A6-428A-9223-A0CA743BC020",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.5.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "A0468228-10A0-4F72-BE85-D50ED3AA10B4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.5.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "B73E5BBF-3755-4DC8-840F-2466BB2B280D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.6.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "880958EA-3BE3-4F16-B323-3CA878BEB3A6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.6.1:*:*:*:*:*:*:*",
              "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/postfix.conf in the postfix 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/postfix.conf del filtro de Postfix 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-2013-7176",
  "lastModified": "2025-04-11T00:51:21.963",
  "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": "2014-02-01T15:55:04.120",
  "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/eb2f0c927257120dfc32d2450fd63f1962f38821"
    },
    {
      "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/eb2f0c927257120dfc32d2450fd63f1962f38821"
    }
  ],
  "sourceIdentifier": "cret@cert.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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  • 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.



Detection rules are retrieved from Rulezet.