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CVE-2023-6862

Estado: ModificadaAlta (8.8)—

A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.

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 (3)

Debian — Debian LinuxMozilla — Firefox ESRMozilla — Thunderbird

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2023-6862",
  "cveTags": [],
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          "options": [
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              "exploitation": "none"
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              "automatable": "no"
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              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2024-01-12T20:20:08.739941Z"
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  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-416"
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  ],
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    {
      "lang": "en",
      "value": "A use-after-free was identified in the `nsDNSService::Init`.  This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6."
    },
    {
      "lang": "es",
      "value": "Se identificó un use after free en `nsDNSService::Init`. Este problema parece manifestarse raramente durante el inicio. Esta vulnerabilidad afecta a Firefox ESR &lt;115.6 y Thunderbird &lt;115.6."
    }
  ],
  "lastModified": "2026-06-17T06:51:34.120",
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