FKIE_CVE-2005-2025

Vulnerability from fkie_nvd - Published: 2005-06-20 04:00 - Updated: 2026-06-16 22:14
Severity
Summary
Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname.
References
cve@mitre.orghttp://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htmExploit, Patch, Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/13992Patch, Vendor Advisory
cve@mitre.orghttp://www.vupen.com/english/advisories/2005/0822
af854a3a-2127-422b-91ae-364da2661108http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htmExploit, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/13992Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2005/0822
Impacted products
Vendor Product Version
cisco vpn_3000_concentrator *
cisco vpn_3015_concentrator *
cisco vpn_3020_concentrator *
cisco vpn_3030_concentator *
cisco vpn_3060_concentrator *
cisco vpn_3080_concentrator *
cisco vpn_3000_concentrator_series_software 2.0
cisco vpn_3000_concentrator_series_software 2.5.2.a
cisco vpn_3000_concentrator_series_software 2.5.2.b
cisco vpn_3000_concentrator_series_software 2.5.2.c
cisco vpn_3000_concentrator_series_software 2.5.2.d
cisco vpn_3000_concentrator_series_software 2.5.2.f
cisco vpn_3000_concentrator_series_software 3.0
cisco vpn_3000_concentrator_series_software 3.0.3.a
cisco vpn_3000_concentrator_series_software 3.0.3.b
cisco vpn_3000_concentrator_series_software 3.0.4
cisco vpn_3000_concentrator_series_software 3.1\(rel\)
cisco vpn_3000_concentrator_series_software 3.1.1
cisco vpn_3000_concentrator_series_software 3.1.2
cisco vpn_3000_concentrator_series_software 3.1.4
cisco vpn_3000_concentrator_series_software 3.5\(rel\)
cisco vpn_3000_concentrator_series_software 3.5.1
cisco vpn_3000_concentrator_series_software 3.5.2
cisco vpn_3000_concentrator_series_software 3.5.3
cisco vpn_3000_concentrator_series_software 3.5.4
cisco vpn_3000_concentrator_series_software 3.5.5
cisco vpn_3000_concentrator_series_software 3.6.1
cisco vpn_3000_concentrator_series_software 3.6.3
cisco vpn_3000_concentrator_series_software 3.6.5
cisco vpn_3000_concentrator_series_software 3.6.7
cisco vpn_3000_concentrator_series_software 3.6.7.a
cisco vpn_3000_concentrator_series_software 3.6.7.b
cisco vpn_3000_concentrator_series_software 3.6.7.c
cisco vpn_3000_concentrator_series_software 3.6.7.d
cisco vpn_3000_concentrator_series_software 3.6.7.f
cisco vpn_3000_concentrator_series_software 3.6.7d
cisco vpn_3000_concentrator_series_software 4.0
cisco vpn_3000_concentrator_series_software 4.0.1
cisco vpn_3000_concentrator_series_software 4.0.5.b
cisco vpn_3000_concentrator_series_software 4.1
cisco vpn_3000_concentrator_series_software 4.1.5.b
cisco vpn_3000_concentrator_series_software 4.1.7.a
cisco vpn_3000_concentrator_series_software 4.1.7.b
cisco vpn_3005_concentrator_software 4.0.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:cisco:vpn_3000_concentrator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "24BE2649-D823-486B-8F6C-4B8128EC2795",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "0A512328-2FD0-4B1D-9327-A13A0BCE9C0D",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "D5D50FE2-A4E6-4EF4-A91C-88FB0AF6CCB4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:cisco:vpn_3030_concentator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6548F964-B8EE-4B39-87CF-99743D41C42C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:cisco:vpn_3060_concentrator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E08810E6-33B6-45FF-91C7-EED10DC023EA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:cisco:vpn_3080_concentrator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2BD1A1AC-980F-428E-8BAF-0FC821014868",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "923949D1-06EC-462F-A3BC-FCAB448042A2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.a:*:*:*:*:*:*:*",
              "matchCriteriaId": "901B1838-7169-41E5-80EF-29BB680BF937",
              "vulnerable": true
            },
            {
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            },
            {
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              "matchCriteriaId": "11DA4B03-2D30-4514-9DF5-5F0DDD4B8DC8",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "CB38834B-E4AB-43F4-888B-14B088C95594",
              "vulnerable": true
            },
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              "matchCriteriaId": "071F52AD-D59B-4673-BCBE-112B94D3EB66",
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            {
              "criteria": "cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.a:*:*:*:*:*:*:*",
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            },
            {
              "criteria": "cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.b:*:*:*:*:*:*:*",
              "matchCriteriaId": "82435757-D892-4298-9176-5EC1FEC93037",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:vpn_3005_concentrator_software:4.0.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "17196F00-9D7A-4AF6-AE1E-EA2E450A8ABD",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname."
    }
  ],
  "id": "CVE-2005-2025",
  "lastModified": "2026-06-16T22:14:06.010",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2005-06-20T04:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/13992"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.vupen.com/english/advisories/2005/0822"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/13992"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.vupen.com/english/advisories/2005/0822"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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

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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.
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  • 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.