FKIE_CVE-2021-42056

Vulnerability from fkie_nvd - Published: 2022-06-24 17:15 - Updated: 2024-11-21 06:27
Severity ?
6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
Thales Safenet Authentication Client (SAC) for Linux and Windows through 10.7.7 creates insecure temporary hid and lock files allowing a local attacker, through a symlink attack, to overwrite arbitrary files, and potentially achieve arbitrary command execution with high privileges.
References
cve@mitre.orghttps://github.com/z00z00z00/Safenet_SAC_CVE-2021-42056Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/z00z00z00/Safenet_SAC_CVE-2021-42056Exploit, Third Party Advisory
Impacted products
Vendor Product Version
thalesgroup safenet_authentication_client *
linux linux_kernel -
microsoft windows -
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:thalesgroup:safenet_authentication_client:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A077A354-8FB8-448D-9F51-175AD21F2388",
              "versionEndIncluding": "10.7.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
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              "vulnerable": false
            },
            {
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Thales Safenet Authentication Client (SAC) for Linux and Windows through 10.7.7 creates insecure temporary hid and lock files allowing a local attacker, through a symlink attack, to overwrite arbitrary files, and potentially achieve arbitrary command execution with high privileges."
    },
    {
      "lang": "es",
      "value": "Thales Safenet Authentication Client (SAC) para Linux y Windows versiones hasta 10.7.7, crea archivos temporales de ocultaci\u00f3n y bloqueo no seguros que permiten a un atacante local, mediante un ataque de enlace simb\u00f3lico, sobrescribir archivos arbitrarios, y potencialmente lograr una ejecuci\u00f3n de comandos arbitrarios con altos privilegios"
    }
  ],
  "id": "CVE-2021-42056",
  "lastModified": "2024-11-21T06:27:09.527",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
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        "impactScore": 10.0,
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        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV31": [
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          "attackComplexity": "LOW",
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          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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  "published": "2022-06-24T17:15:08.467",
  "references": [
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      "source": "cve@mitre.org",
      "tags": [
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-59"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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