{
  "configurations": [
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      "nodes": [
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          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C9E57FE9-6452-4391-B83F-677045452AAC",
              "versionEndExcluding": "1.51.0",
              "vulnerable": true
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          ],
          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the standard library in Rust before 1.51.0, the Zip implementation calls __iterator_get_unchecked() for the same index more than once when nested. This bug can lead to a memory safety violation due to an unmet safety requirement for the TrustedRandomAccess trait."
    },
    {
      "lang": "es",
      "value": "En la biblioteca est\u00e1ndar en Rust versiones anteriores a 1.51.0, la implementaci\u00f3n de Zip llama a la funci\u00f3n __iterator_get_unchecked() para el mismo \u00edndice m\u00e1s de una vez cuando est\u00e1 anidado.\u0026#xa0;Este bug puede conllevar a una violaci\u00f3n de seguridad de la memoria debido a un requisito de seguridad no cumplido para el rasgo TrustedRandomAccess"
    }
  ],
  "id": "CVE-2021-28877",
  "lastModified": "2024-11-21T06:00:21.373",
  "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",
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          "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"
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        "exploitabilityScore": 3.9,
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  "published": "2021-04-11T20:15:12.737",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/rust-lang/rust/pull/80670"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/202210-09"
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  "vulnStatus": "Modified",
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          "lang": "en",
          "value": "CWE-119"
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}