fkie_cve-2021-38385
Vulnerability from fkie_nvd
Published
2021-08-30 05:15
Modified
2024-11-21 06:16
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Tor before 0.3.5.16, 0.4.5.10, and 0.4.6.7 mishandles the relationship between batch-signature verification and single-signature verification, leading to a remote assertion failure, aka TROVE-2021-007.
References
cve@mitre.orghttps://blog.torproject.orgRelease Notes, Vendor Advisory
cve@mitre.orghttps://blog.torproject.org/node/2062Release Notes, Vendor Advisory
cve@mitre.orghttps://bugs.torproject.org/tpo/core/tor/40078Exploit, Issue Tracking, Vendor Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/202305-11
af854a3a-2127-422b-91ae-364da2661108https://blog.torproject.orgRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog.torproject.org/node/2062Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugs.torproject.org/tpo/core/tor/40078Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202305-11
Impacted products
Vendor Product Version
torproject tor *
torproject tor *
torproject tor *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8C159792-8514-46D7-A94C-C8C6F5983E18",
              "versionEndExcluding": "0.3.5.16",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3450D899-26F1-481F-BA7F-DB46F4DC3413",
              "versionEndExcluding": "0.4.5.10",
              "versionStartIncluding": "0.4.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3BF13590-870D-4633-83E3-FE03C73305B0",
              "versionEndExcluding": "0.4.6.7",
              "versionStartIncluding": "0.4.6.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Tor before 0.3.5.16, 0.4.5.10, and 0.4.6.7 mishandles the relationship between batch-signature verification and single-signature verification, leading to a remote assertion failure, aka TROVE-2021-007."
    },
    {
      "lang": "es",
      "value": "Tor versiones anteriores a 0.3.5.16, 0.4.5.10, y 0.4.6.7, maneja inapropiadamente la relaci\u00f3n entre la verificaci\u00f3n de firma por lotes y la verificaci\u00f3n de firma \u00fanica, conllevando a un fallo de aserci\u00f3n remota, tambi\u00e9n se conoce como TROVE-2021-007."
    }
  ],
  "id": "CVE-2021-38385",
  "lastModified": "2024-11-21T06:16:57.803",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-30T05:15:07.237",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://blog.torproject.org"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://blog.torproject.org/node/2062"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://bugs.torproject.org/tpo/core/tor/40078"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security.gentoo.org/glsa/202305-11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://blog.torproject.org"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://blog.torproject.org/node/2062"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://bugs.torproject.org/tpo/core/tor/40078"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/202305-11"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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