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CVE-2002-1511

Estado: ModificadaMedia (5)—

The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

ATT — VNCTightvnc — Tightvnc

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2002-1511",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2003-03-03T05:00:00.000",
  "references": [
    {
      "url": "http://changelogs.credativ.org/debian/pool/main/v/vnc/vnc_3.3.6-3/changelog",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200302-15.xml",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/56161",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.iss.net/security_center/static/11384.php",
      "tags": [
        "Vendor Advisory"
      ],
      "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-2003-041.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2003-068.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/6905",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://changelogs.credativ.org/debian/pool/main/v/vnc/vnc_3.3.6-3/changelog",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200302-15.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/56161",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.iss.net/security_center/static/11384.php",
      "tags": [
        "Vendor Advisory"
      ],
      "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-2003-041.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2003-068.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/6905",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies."
    }
  ],
  "lastModified": "2026-06-16T21:59:27.900",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:att:vnc:3.3.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B625061A-5EE0-4D91-AD09-4B36BAD0C01B"
            },
            {
              "criteria": "cpe:2.3:a:att:vnc:3.3.3r2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4338D951-2867-4C82-A292-AC42CD1CCE0F"
            },
            {
              "criteria": "cpe:2.3:a:att:vnc:3.3.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8D6730C1-8048-4CC5-9E78-4B8F1EF96197"
            },
            {
              "criteria": "cpe:2.3:a:att:vnc:3.3.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C77E92FE-24D1-46C9-BBDE-4CD93162D5FC"
            },
            {
              "criteria": "cpe:2.3:a:att:vnc:3.3.6:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4C1ADE3F-DCD1-429E-AE4F-F768C43B74C5"
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B2F4EE57-DA68-4438-A401-BAC82B7242D2"
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F9E11A57-016E-4720-A266-A53743629CD8"
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F84CBC3F-6A63-4ED0-803E-5D008845A856"
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AF990CCF-70BE-46F6-9360-ECC39B6D6F3B"
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0274E35A-ACAB-43F5-A4F3-383CA9EEA1CC"
            },
            {
              "criteria": "cpe:2.3:a:tightvnc:tightvnc:1.2.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0FD5B03E-D897-4A06-A3EF-62B13B46B7EF"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}