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CVE-2017-7443

Estado: ModificadaMedia (6.1)—

apt-cacher before 1.7.15 and apt-cacher-ng before 3.4 allow HTTP response splitting via encoded newline characters, related to lack of blocking for the %0[ad] regular expression.

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)

Apt-cacher-ng Project — Apt-cacher-ngApt-cacher Project — Apt-cacher

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-7443",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-04-05T20:59:00.400",
  "references": [
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=858739",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=858833",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=858739",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=858833",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-113"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "apt-cacher before 1.7.15 and apt-cacher-ng before 3.4 allow HTTP response splitting via encoded newline characters, related to lack of blocking for the %0[ad] regular expression."
    },
    {
      "lang": "es",
      "value": "apt-cacher en versiones anteriores a 1.7.15 y apt-cacher-ng en versiones anteriores a 3.4 permiten división de respuestas HTTP a través de caracteres de nueva línea codificados, relacionados con la falta de bloqueo para la expresión regular de%0[ad]"
    }
  ],
  "lastModified": "2026-06-17T01:24:21.950",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apt-cacher-ng_project:apt-cacher-ng:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9F58C1F6-AA0C-46EC-81CC-14F62DDD1D1F",
              "versionEndIncluding": "3.3"
            },
            {
              "criteria": "cpe:2.3:a:apt-cacher_project:apt-cacher:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "68F8C278-E063-41DF-8773-F644AE670E6D",
              "versionEndIncluding": "1.7.13"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}