FKIE_CVE-2002-1106

Vulnerability from fkie_nvd - Published: 2002-10-04 04:00 - Updated: 2025-04-03 01:03
Severity ?
Summary
Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.1C, does not properly verify that certificate DN fields match those of the certificate from the VPN Concentrator, which allows remote attackers to conduct man-in-the-middle attacks.
References
cve@mitre.orghttp://www.cisco.com/warp/public/707/vpnclient-multiple2-vuln-pub.shtmlVendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/5652Vendor Advisory
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/10045
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/warp/public/707/vpnclient-multiple2-vuln-pub.shtmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/5652Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/10045
Impacted products
Vendor Product Version
cisco vpn_client 2.0
cisco vpn_client 3.0
cisco vpn_client 3.1
cisco vpn_client 3.5.1
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cisco:vpn_client:2.0:*:windows:*:*:*:*:*",
              "matchCriteriaId": "398B68C7-C1DB-4A62-B0A2-89C917768E58",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:vpn_client:3.0:*:windows:*:*:*:*:*",
              "matchCriteriaId": "20C66C87-1367-4440-A2C2-E6B657DA2743",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:vpn_client:3.1:*:windows:*:*:*:*:*",
              "matchCriteriaId": "4A270D7C-ACBC-41A4-A606-8A4F35894E74",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:vpn_client:3.5.1:*:windows:*:*:*:*:*",
              "matchCriteriaId": "59938F7D-5F64-4FC0-A5B2-C798AF297130",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.1C, does not properly verify that certificate DN fields match those of the certificate from the VPN Concentrator, which allows remote attackers to conduct man-in-the-middle attacks."
    }
  ],
  "id": "CVE-2002-1106",
  "lastModified": "2025-04-03T01:03:51.193",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": true,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2002-10-04T04:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.cisco.com/warp/public/707/vpnclient-multiple2-vuln-pub.shtml"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/5652"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/10045"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.cisco.com/warp/public/707/vpnclient-multiple2-vuln-pub.shtml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/5652"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/10045"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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