fkie_cve-2025-4878
Vulnerability from fkie_nvd
Published
2025-07-22 15:15
Modified
2025-07-29 20:15
Severity ?
3.6 (Low) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Summary
A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekey_from_file() function. This flaw can be triggered if the file specified by the filename doesn't exist and may lead to possible signing failures or heap corruption.
References
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2025-4878
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2376184
secalert@redhat.comhttps://git.libssh.org/projects/libssh.git/commit/?id=697650caa97eaf7623924c75f9fcfec6dd423cd1
secalert@redhat.comhttps://git.libssh.org/projects/libssh.git/commit/?id=b35ee876adc92a208d47194772e99f9c71e0bedb
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekey_from_file() function. This flaw can be triggered if the file specified by the filename doesn\u0027t exist and may lead to possible signing failures or heap corruption."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 una vulnerabilidad en libssh que permite la existencia de una variable no inicializada en la funci\u00f3n privatekey_from_file() bajo ciertas condiciones. Esta falla puede activarse si el archivo especificado por el nombre de archivo no existe y puede provocar posibles errores de firma o corrupci\u00f3n del mont\u00f3n."
    }
  ],
  "id": "CVE-2025-4878",
  "lastModified": "2025-07-29T20:15:27.383",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 3.6,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 2.5,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-07-22T15:15:36.307",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/security/cve/CVE-2025-4878"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2376184"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://git.libssh.org/projects/libssh.git/commit/?id=697650caa97eaf7623924c75f9fcfec6dd423cd1"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://git.libssh.org/projects/libssh.git/commit/?id=b35ee876adc92a208d47194772e99f9c71e0bedb"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Undergoing Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}


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