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CVE-2022-23959

Estado: ModificadaCrítica (9.1)—

In Varnish Cache before 6.6.2 and 7.x before 7.0.2, Varnish Cache 6.0 LTS before 6.0.10, and and Varnish Enterprise (Cache Plus) 4.1.x before 4.1.11r6 and 6.0.x before 6.0.9r4, request smuggling can occur for HTTP/1 connections.

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 (6)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-23959",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.1,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
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  ],
  "published": "2022-01-26T01:15:07.900",
  "references": [
    {
      "url": "https://docs.varnish-software.com/security/VSV00008/",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2022/02/msg00014.html",
      "tags": [
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        "Third Party Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UMMDMQWNAE3BTSZUHXQHVAMZC5TLHLYT/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://varnish-cache.org/security/VSV00008.html",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.debian.org/security/2022/dsa-5088",
      "tags": [
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      "source": "cve@mitre.org"
    },
    {
      "url": "https://docs.varnish-software.com/security/VSV00008/",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2022/02/msg00014.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UMMDMQWNAE3BTSZUHXQHVAMZC5TLHLYT/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://varnish-cache.org/security/VSV00008.html",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.debian.org/security/2022/dsa-5088",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-444"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Varnish Cache before 6.6.2 and 7.x before 7.0.2, Varnish Cache 6.0 LTS before 6.0.10, and and Varnish Enterprise (Cache Plus) 4.1.x before 4.1.11r6 and 6.0.x before 6.0.9r4, request smuggling can occur for HTTP/1 connections."
    },
    {
      "lang": "es",
      "value": "En Varnish Cache versiones anteriores a 6.6.2 y 7.x versiones anteriores a 7.0.2, Varnish Cache 6.0 LTS versiones anteriores a 6.0.10, y  Varnish Enterprise (Cache Plus) 4.1.x versiones anteriores a 4.1.11r6 y 6.0.x versiones anteriores a 6.0.9r4, puede producirse contrabando de peticiones para conexiones HTTP/1"
    }
  ],
  "lastModified": "2026-06-17T04:31:03.640",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "46189326-29F3-4641-ADB0-5355B69776D1",
              "versionEndExcluding": "6.6.2",
              "versionStartIncluding": "1.0.0"
            },
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              "criteria": "cpe:2.3:a:varnish-software:varnich_cache:*:*:*:*:plus:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "409748DC-967D-4843-8FE4-E06F75A4B459",
              "versionEndExcluding": "4.1.11r6",
              "versionStartIncluding": "4.1.1"
            },
            {
              "criteria": "cpe:2.3:a:varnish-software:varnich_cache:4.1:*:*:*:lts:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9EE19451-5DA3-4F4B-B972-13ED93EE4446"
            },
            {
              "criteria": "cpe:2.3:a:varnish-software:varnish_cache:*:*:*:*:lts:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5C4F2BA4-3275-4365-9F41-0D04320C383A",
              "versionEndExcluding": "6.0.10",
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            {
              "criteria": "cpe:2.3:a:varnish-software:varnish_cache_plus:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "16AE4401-F65C-4246-98AA-AAAAEFA97D73",
              "versionEndExcluding": "6.0.9r4",
              "versionStartIncluding": "6.0.0"
            },
            {
              "criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1E0E1405-62BB-446D-A04B-0A312FB81E3E",
              "versionEndExcluding": "7.0.2",
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          ],
          "operator": "OR"
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    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
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    {
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              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
            },
            {
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              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
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            {
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              "vulnerable": true,
              "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"
            }
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  "sourceIdentifier": "cve@mitre.org"
}