GSD-2002-1336

Vulnerability from gsd - Updated: 2023-12-13 01:24
Details
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.
Aliases
Aliases
CVE-2002-1336
To clipboard 

{
  "GSD": {
    "alias": "CVE-2002-1336",
    "description": "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.",
    "id": "GSD-2002-1336",
    "references": [
      "https://www.suse.com/security/cve/CVE-2002-1336.html",
      "https://access.redhat.com/errata/RHSA-2003:041",
      "https://access.redhat.com/errata/RHSA-2002:287"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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        "CVE-2002-1336"
      ],
      "details": "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.",
      "id": "GSD-2002-1336",
      "modified": "2023-12-13T01:24:10.314137Z",
      "schema_version": "1.4.0"
    }
  },
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      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "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,
          "severity": "HIGH",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2017-10-10T01:30Z",
      "publishedDate": "2002-12-11T05:00Z"
    }
  }
}


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  • 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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