FKIE_CVE-2022-43357

Vulnerability from fkie_nvd - Published: 2023-08-22 19:16 - Updated: 2026-06-17 05:06
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSelector::has_real_parent_ref in libsass:3.6.5-8-g210218, which can be exploited by attackers to causea denial of service (DoS). Also affects the command line driver for libsass, sassc 3.6.2.
References
cve@mitre.orghttps://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/Exploit, Permissions Required, Third Party Advisory
cve@mitre.orghttps://github.com/sass/libsassProduct
cve@mitre.orghttps://github.com/sass/libsass/issues/3177Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/Exploit, Permissions Required, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/sass/libsassProduct
af854a3a-2127-422b-91ae-364da2661108https://github.com/sass/libsass/issues/3177Exploit, Issue Tracking, Vendor Advisory
Impacted products
Vendor Product Version
sass-lang libsass 3.6.5-8-g210218
sass-lang sassc 3.6.2
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:sass-lang:libsass:3.6.5-8-g210218:*:*:*:*:*:*:*",
              "matchCriteriaId": "DD554F0E-70F8-4860-8F1A-292E60E0F9A3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sass-lang:sassc:3.6.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "5701EB35-B580-49A4-9BB2-575049483A38",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSelector::has_real_parent_ref in libsass:3.6.5-8-g210218, which can be exploited by attackers to causea denial of service (DoS). Also affects the command line driver for libsass, sassc 3.6.2."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de desbordamiento de pila en ast_selectors.cpp en la funci\u00f3n Sass::CompoundSelector::has_real_parent_ref en libsass:3.6.5-8-g210218, que puede ser explotada por atacantes para causar una denegaci\u00f3n de servicio (DoS). Tambi\u00e9n afecta al controlador de l\u00ednea de comandos para libsass, sassc 3.6.2."
    }
  ],
  "id": "CVE-2022-43357",
  "lastModified": "2026-06-17T05:06:21.560",
  "metrics": {
    "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"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-43357",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-03T14:35:41.283944Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-08-22T19:16:29.527",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Permissions Required",
        "Third Party Advisory"
      ],
      "url": "https://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/sass/libsass"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://github.com/sass/libsass/issues/3177"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Permissions Required",
        "Third Party Advisory"
      ],
      "url": "https://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/sass/libsass"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://github.com/sass/libsass/issues/3177"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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