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FKIE_CVE-2021-3046

Vulnerability from fkie_nvd - Published: 2021-08-11 17:15 - Updated: 2026-06-17 04:04
Severity
6.8 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
An improper authentication vulnerability exists in Palo Alto Networks PAN-OS software that enables a SAML authenticated attacker to impersonate any other user in the GlobalProtect Portal and GlobalProtect Gateway when they are configured to use SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.19; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.9; PAN-OS 10.0 versions earlier than PAN-OS 10.0.5. PAN-OS 10.1 versions are not impacted.
References
psirt@paloaltonetworks.comhttps://security.paloaltonetworks.com/CVE-2021-3046Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.paloaltonetworks.com/CVE-2021-3046Vendor Advisory
Impacted products
Vendor Product Version
paloaltonetworks pan-os *
paloaltonetworks pan-os *
paloaltonetworks pan-os *
paloaltonetworks pan-os *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "PAN-OS",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "status": "unaffected",
              "version": "10.1.*"
            },
            {
              "changes": [
                {
                  "at": "8.1.19",
                  "status": "unaffected"
                }
              ],
              "lessThan": "8.1.19",
              "status": "affected",
              "version": "8.1",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "9.0.14",
                  "status": "unaffected"
                }
              ],
              "lessThan": "9.0.14",
              "status": "affected",
              "version": "9.0",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "9.1.9",
                  "status": "unaffected"
                }
              ],
              "lessThan": "9.1.9",
              "status": "affected",
              "version": "9.1",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "10.0.5",
                  "status": "unaffected"
                }
              ],
              "lessThan": "10.0.5",
              "status": "affected",
              "version": "10.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "psirt@paloaltonetworks.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "186F919F-1EF1-4190-9852-2D64CF508E87",
              "versionEndExcluding": "8.1.19",
              "versionStartIncluding": "8.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E9EE274A-3AF1-4204-B43D-1EA54C6442CC",
              "versionEndExcluding": "9.0.14",
              "versionStartIncluding": "9.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5075D342-EE42-4659-BD55-2D9FE7496C34",
              "versionEndExcluding": "9.1.9",
              "versionStartIncluding": "9.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2E92DFB1-AD67-4FF8-9722-200630EA490A",
              "versionEndExcluding": "10.0.5",
              "versionStartIncluding": "10.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An improper authentication vulnerability exists in Palo Alto Networks PAN-OS software that enables a SAML authenticated attacker to impersonate any other user in the GlobalProtect Portal and GlobalProtect Gateway when they are configured to use SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.19; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.9; PAN-OS 10.0 versions earlier than PAN-OS 10.0.5. PAN-OS 10.1 versions are not impacted."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de autenticaci\u00f3n inapropiada en el software PAN-OS de Palo Alto Networks, que permite a un atacante con autenticaci\u00f3n SAML hacerse pasar por cualquier otro usuario en GlobalProtect Portal y GlobalProtect Gateway cuando est\u00e1n configurados para usar la autenticaci\u00f3n SAML. Este problema afecta a: PAN-OS versiones 8.1 anteriores a PAN-OS 8.1.19; PAN-OS versiones 9.0 anteriores a PAN-OS 9.0.14; PAN-OS versiones 9.1 anteriores a PAN-OS 9.1.9; PAN-OS versiones 10.0 anteriores a PAN-OS 10.0.5. PAN-OS versiones 10.1 no est\u00e1n afectadas"
    }
  ],
  "id": "CVE-2021-3046",
  "lastModified": "2026-06-17T04:04:37.513",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 5.2,
        "source": "psirt@paloaltonetworks.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-11T17:15:07.450",
  "references": [
    {
      "source": "psirt@paloaltonetworks.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://security.paloaltonetworks.com/CVE-2021-3046"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://security.paloaltonetworks.com/CVE-2021-3046"
    }
  ],
  "sourceIdentifier": "psirt@paloaltonetworks.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "psirt@paloaltonetworks.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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