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FKIE_CVE-2023-4104

Vulnerability from fkie_nvd - Published: 2023-09-11 09:15 - Updated: 2026-06-17 06:37
Severity
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Summary
An invalid Polkit Authentication check and missing authentication requirements for D-Bus methods allowed any local user to configure arbitrary VPN setups. *This bug only affects Mozilla VPN on Linux. Other operating systems are unaffected.* This vulnerability affects Mozilla VPN 2.16.1 < (Linux).
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1831318Exploit, Issue Tracking
security@mozilla.orghttps://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055Issue Tracking, Patch
security@mozilla.orghttps://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110Issue Tracking, Patch
security@mozilla.orghttps://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151Issue Tracking
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2023-39/Vendor Advisory
security@mozilla.orghttps://www.openwall.com/lists/oss-security/2023/08/03/1Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1831318Exploit, Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2023-39/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2023/08/03/1Exploit, Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
mozilla vpn *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Mozilla VPN 2.16.1",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "(Linux)",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@mozilla.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:vpn:*:*:*:*:*:linux:*:*",
              "matchCriteriaId": "60737FA0-0B0A-4423-891A-6E747F952254",
              "versionEndExcluding": "2.16.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An invalid Polkit Authentication check and missing authentication requirements for D-Bus methods allowed any local user to configure arbitrary VPN setups.\n*This bug only affects Mozilla VPN on Linux. Other operating systems are unaffected.* This vulnerability affects Mozilla VPN 2.16.1 \u003c (Linux)."
    },
    {
      "lang": "es",
      "value": "Una verificaci\u00f3n de Autenticaci\u00f3n No V\u00e1lida de Polkit y requisitos de autenticaci\u00f3n faltantes para los m\u00e9todos D-Bus permitieron a cualquier usuario local configurar configuraciones VPN arbitrarias. *Este error s\u00f3lo afecta a Mozilla VPN en Linux. Otros sistemas operativos no se ven afectados.* Esta vulnerabilidad afecta al cliente VPN de Mozilla para Linux \u0026lt; v2.16.1.\n"
    }
  ],
  "id": "CVE-2023-4104",
  "lastModified": "2026-06-17T06:37:05.350",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-4104",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-26T14:54:54.146104Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-09-11T09:15:08.997",
  "references": [
    {
      "source": "security@mozilla.org",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ],
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1831318"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2023-39/"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Exploit",
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://www.openwall.com/lists/oss-security/2023/08/03/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ],
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1831318"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2023-39/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://www.openwall.com/lists/oss-security/2023/08/03/1"
    }
  ],
  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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