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CVE-2022-41916

Estado: ModificadaAlta (7.5)—

Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.

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 (2)

Debian — Debian LinuxHeimdal Project — Heimdal

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2022-41916",
  "cveTags": [],
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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              "automatable": "no"
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-04-23T13:54:33.510262Z"
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          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
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          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
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  "published": "2022-11-15T23:15:27.197",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue."
    },
    {
      "lang": "es",
      "value": "Heimdal es una implementación de ASN.1/DER, PKIX y Kerberos. Las versiones anteriores a la 7.7.1 son vulnerables a una vulnerabilidad de denegación de servicio en la biblioteca de validación de certificados PKI de Heimdal, lo que afecta a KDC (a través de PKINIT) y kinit (a través de PKINIT), así como a cualquier aplicación de terceros que utilice libhx509 de Heimdal. Los usuarios deben actualizar a Heimdal 7.7.1 o 7.8. No se conocen workarounds para este problema."
    }
  ],
  "lastModified": "2026-06-17T05:04:03.423",
  "configurations": [
    {
      "nodes": [
        {
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          "cpeMatch": [
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}