fkie_cve-2002-1336
Vulnerability from fkie_nvd
Published
2002-12-11 05:00
Modified
2024-11-20 23:41
Severity ?
Summary
TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.
References
cve@mitre.orghttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
cve@mitre.orghttp://marc.info/?l=bugtraq&m=102753170201524&w=2
cve@mitre.orghttp://marc.info/?l=bugtraq&m=102769183913594&w=2
cve@mitre.orghttp://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
cve@mitre.orghttp://www.redhat.com/support/errata/RHSA-2002-287.html
cve@mitre.orghttp://www.redhat.com/support/errata/RHSA-2003-041.html
cve@mitre.orghttp://www.securityfocus.com/bid/5296
cve@mitre.orghttp://www.tightvnc.com/WhatsNew.txt
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/5992
af854a3a-2127-422b-91ae-364da2661108http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=102753170201524&w=2
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=102769183913594&w=2
af854a3a-2127-422b-91ae-364da2661108http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2002-287.html
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2003-041.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/5296
af854a3a-2127-422b-91ae-364da2661108http://www.tightvnc.com/WhatsNew.txt
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
Impacted products
Vendor Product Version
tightvnc tightvnc 1.2.0
tightvnc tightvnc 1.2.1
tightvnc tightvnc 1.2.3
tightvnc tightvnc 1.2.4
tightvnc tightvnc 1.2.5


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "B2F4EE57-DA68-4438-A401-BAC82B7242D2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "F9E11A57-016E-4720-A266-A53743629CD8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "AF990CCF-70BE-46F6-9360-ECC39B6D6F3B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "0274E35A-ACAB-43F5-A4F3-383CA9EEA1CC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "0FD5B03E-D897-4A06-A3EF-62B13B46B7EF",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users."
    },
    {
      "lang": "es",
      "value": "TightVNC anterior a 1.2.6 genera la misma cadena de desaf\u00edo a m\u00faltiples conexiones, lo que permite a atacantes remotos evitar la autenticaci\u00f3n VNC espiando el desafio y la respuesta de otros usuarios."
    }
  ],
  "id": "CVE-2002-1336",
  "lastModified": "2024-11-20T23:41:03.830",
  "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": "2002-12-11T05:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000640"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://marc.info/?l=bugtraq\u0026m=102753170201524\u0026w=2"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://marc.info/?l=bugtraq\u0026m=102769183913594\u0026w=2"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.redhat.com/support/errata/RHSA-2002-287.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.redhat.com/support/errata/RHSA-2003-041.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securityfocus.com/bid/5296"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.tightvnc.com/WhatsNew.txt"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5992"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000640"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://marc.info/?l=bugtraq\u0026m=102753170201524\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://marc.info/?l=bugtraq\u0026m=102769183913594\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.redhat.com/support/errata/RHSA-2002-287.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.redhat.com/support/errata/RHSA-2003-041.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/5296"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.tightvnc.com/WhatsNew.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5992"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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