FKIE_CVE-2020-35926

Vulnerability from fkie_nvd - Published: 2020-12-31 09:15 - Updated: 2024-11-21 05:28
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
An issue was discovered in the nanorand crate before 0.5.1 for Rust. It caused any random number generator (even ChaCha) to return all zeroes because integer truncation was mishandled.
References
cve@mitre.orghttps://rustsec.org/advisories/RUSTSEC-2020-0089.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://rustsec.org/advisories/RUSTSEC-2020-0089.htmlThird Party Advisory
Impacted products
Vendor Product Version
nanorand_project nanorand *
To clipboard Create KEV Entry 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nanorand_project:nanorand:*:*:*:*:*:rust:*:*",
              "matchCriteriaId": "D747783C-4872-4B8C-B438-D64A36E1291A",
              "versionEndExcluding": "0.5.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in the nanorand crate before 0.5.1 for Rust. It caused any random number generator (even ChaCha) to return all zeroes because integer truncation was mishandled."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en la crate nanorand versiones anteriores a 0.5.1 para Rust.\u0026#xa0;Caus\u00f3 que cualquier generador de n\u00fameros aleatorios (incluso ChaCha) devolviera todos los ceros porque el truncamiento de enteros se manej\u00f3 inapropiadamente."
    }
  ],
  "id": "CVE-2020-35926",
  "lastModified": "2024-11-21T05:28:31.523",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-31T09:15:16.380",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0089.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0089.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-330"
        },
        {
          "lang": "en",
          "value": "CWE-681"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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