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CVE-2015-2928

Estado: ModificadaAlta (7.5)—

The Hidden Service (HS) server implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via unspecified vectors.

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 (1)

Torproject — TOR

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2015-2928",
  "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:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "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": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@debian.org",
      "affectedData": [
        {
          "vendor": "The Tor Project",
          "product": "Tor",
          "versions": [
            {
              "status": "affected",
              "version": "before 0.2.4.27"
            },
            {
              "status": "affected",
              "version": "0.2.5.x before 0.2.5.12"
            },
            {
              "status": "affected",
              "version": "0.2.6.x before 0.2.6.7"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-01-24T18:15:12.367",
  "references": [
    {
      "url": "http://openwall.com/lists/oss-security/2015/04/06/5",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "https://trac.torproject.org/projects/tor/ticket/15600",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2015/04/06/5",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://trac.torproject.org/projects/tor/ticket/15600",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Hidden Service (HS) server implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "La implementación del servidor Hidden Service (HS) en Tor versiones anteriores a 0.2.4.27, versiones 0.2.5.x anteriores a 0.2.5.12 y versiones 0.2.6.x anteriores a 0.2.6.7, permite a atacantes remotos causar una denegación de servicio (falla de aserción y salida del demonio ) por medio de vectores no especificados."
    }
  ],
  "lastModified": "2026-06-17T00:24:59.103",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1426FCC4-48C3-45C8-BD87-165842ECE26E",
              "versionEndExcluding": "0.2.4.27"
            },
            {
              "criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4971E1A7-6C29-4B8F-9966-3086F3248DDF",
              "versionEndExcluding": "0.2.5.12",
              "versionStartIncluding": "0.2.5.1"
            },
            {
              "criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "452818A6-484D-4620-BECD-B7C55170371A",
              "versionEndExcluding": "0.2.6.7",
              "versionStartIncluding": "0.2.6.1"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@debian.org"
}