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CVE-2021-28953

Estado: ModificadaAlta (7.8)—

La extensión no oficial C/C++ Advanced Lint versiones anteriores a 1.9.0 para Visual Studio Code, permite a atacantes ejecutar binarios arbitrarios si el usuario abre un repositorio diseñado

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)

C/c++ Advanced Lint Project — C/c++ Advanced Lint

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-28953",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-03-21T05:15:12.167",
  "references": [
    {
      "url": "https://github.com/jbenden/vscode-c-cpp-flylint/compare/v1.8.2...v1.9.0",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://marketplace.visualstudio.com/items?itemName=jbenden.c-cpp-flylint",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://vuln.ryotak.me/advisories/16",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/jbenden/vscode-c-cpp-flylint/compare/v1.8.2...v1.9.0",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://marketplace.visualstudio.com/items?itemName=jbenden.c-cpp-flylint",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://vuln.ryotak.me/advisories/16",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-427"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The unofficial C/C++ Advanced Lint extension before 1.9.0 for Visual Studio Code allows attackers to execute arbitrary binaries if the user opens a crafted repository."
    },
    {
      "lang": "es",
      "value": "La extensión no oficial C/C++ Advanced Lint versiones anteriores a 1.9.0 para Visual Studio Code, permite a atacantes ejecutar binarios arbitrarios si el usuario abre un repositorio diseñado"
    }
  ],
  "lastModified": "2026-06-17T03:47:04.257",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:c\\/c\\+\\+_advanced_lint_project:c\\/c\\+\\+_advanced_lint:*:*:*:*:*:visual_studio_code:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DBB0C4EC-6F03-4421-9A74-D706C4EDCCC9",
              "versionEndExcluding": "1.9.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}