GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2019-17437 (GCVE-0-2019-17437)

Vulnerability from cvelistv5 – Published: 2019-12-05 14:11 – Updated: 2024-09-17 04:10
VLAI
Title
PAN-OS: Custom-role users may escalate privileges
Summary
An improper authentication check in Palo Alto Networks PAN-OS may allow an authenticated low privileged non-superuser custom role user to elevate privileges and become superuser. This issue affects PAN-OS 7.1 versions prior to 7.1.25; 8.0 versions prior to 8.0.20; 8.1 versions prior to 8.1.11; 9.0 versions prior to 9.0.5. PAN-OS version 7.0 and prior EOL versions have not been evaluated for this issue.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-280 - Improper Handling of Insufficient Permissions or Privileges
Assigner
References
Impacted products
Vendor Product Version CPE status
Palo Alto Networks PAN-OS Unknown: unspecified , ≤ 7.0 (custom)
Affected: 7.1 , < 7.1.25 (custom)
Affected: 8.0 , < 8.0.20 (custom)
Affected: 8.1 , < 8.1.11 (custom)
Affected: 9.0 , < 9.0.5 (custom)
guessed Create a notification for this product.
Date Public
2019-12-04 00:00
Credits
Christophe Schleypen of NCIA / NCIRC
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T01:40:15.857Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://securityadvisories.paloaltonetworks.com/Home/Detail/159"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "PAN-OS",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "lessThanOrEqual": "7.0",
              "status": "unknown",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "7.1.25",
              "status": "affected",
              "version": "7.1",
              "versionType": "custom"
            },
            {
              "lessThan": "8.0.20",
              "status": "affected",
              "version": "8.0",
              "versionType": "custom"
            },
            {
              "lessThan": "8.1.11",
              "status": "affected",
              "version": "8.1",
              "versionType": "custom"
            },
            {
              "lessThan": "9.0.5",
              "status": "affected",
              "version": "9.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "This issue only affects devices configured with a low privileged custom-role user."
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Christophe Schleypen of NCIA / NCIRC"
        }
      ],
      "datePublic": "2019-12-04T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An improper authentication check in Palo Alto Networks PAN-OS may allow an authenticated low privileged non-superuser custom role user to elevate privileges and become superuser. This issue affects PAN-OS 7.1 versions prior to 7.1.25; 8.0 versions prior to 8.0.20; 8.1 versions prior to 8.1.11; 9.0 versions prior to 9.0.5. PAN-OS version 7.0 and prior EOL versions have not been evaluated for this issue."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-280",
              "description": "CWE-280 Improper Handling of Insufficient Permissions or Privileges",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-12-05T14:11:11.000Z",
        "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
        "shortName": "palo_alto"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://securityadvisories.paloaltonetworks.com/Home/Detail/159"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "This issue has been resolved in 7.1.25, 8.0.20, 8.1.11, 9.0.5 and all subsequent versions."
        }
      ],
      "source": {
        "advisory": "PAN-SA-2019-0038",
        "defect": [
          "PAN-115697"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "PAN-OS: Custom-role users may escalate privileges",
      "workarounds": [
        {
          "lang": "en",
          "value": "Remove any untrusted custom-role users from the device or disable their access until fixes can be applied. Restrict access to the device to only trusted users."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@paloaltonetworks.com",
          "DATE_PUBLIC": "2019-12-04T17:00:00.000Z",
          "ID": "CVE-2019-17437",
          "STATE": "PUBLIC",
          "TITLE": "PAN-OS: Custom-role users may escalate privileges"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PAN-OS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "7.1",
                            "version_value": "7.1.25"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "8.0",
                            "version_value": "8.0.20"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "8.1",
                            "version_value": "8.1.11"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "9.0",
                            "version_value": "9.0.5"
                          },
                          {
                            "version_affected": "?\u003c=",
                            "version_value": "7.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Palo Alto Networks"
              }
            ]
          }
        },
        "configuration": [
          {
            "lang": "en",
            "value": "This issue only affects devices configured with a low privileged custom-role user."
          }
        ],
        "credit": [
          {
            "lang": "eng",
            "value": "Christophe Schleypen of NCIA / NCIRC"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An improper authentication check in Palo Alto Networks PAN-OS may allow an authenticated low privileged non-superuser custom role user to elevate privileges and become superuser. This issue affects PAN-OS 7.1 versions prior to 7.1.25; 8.0 versions prior to 8.0.20; 8.1 versions prior to 8.1.11; 9.0 versions prior to 9.0.5. PAN-OS version 7.0 and prior EOL versions have not been evaluated for this issue."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-280 Improper Handling of Insufficient Permissions or Privileges"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://securityadvisories.paloaltonetworks.com/Home/Detail/159",
              "refsource": "CONFIRM",
              "url": "https://securityadvisories.paloaltonetworks.com/Home/Detail/159"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "This issue has been resolved in 7.1.25, 8.0.20, 8.1.11, 9.0.5 and all subsequent versions."
          }
        ],
        "source": {
          "advisory": "PAN-SA-2019-0038",
          "defect": [
            "PAN-115697"
          ],
          "discovery": "EXTERNAL"
        },
        "work_around": [
          {
            "lang": "en",
            "value": "Remove any untrusted custom-role users from the device or disable their access until fixes can be applied. Restrict access to the device to only trusted users."
          }
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
    "assignerShortName": "palo_alto",
    "cveId": "CVE-2019-17437",
    "datePublished": "2019-12-05T14:11:11.290Z",
    "dateReserved": "2019-10-10T00:00:00.000Z",
    "dateUpdated": "2024-09-17T04:10:31.450Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2019-17437",
      "date": "2026-09-16",
      "epss": "0.00335",
      "percentile": "0.26713"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"7.1.0\", \"versionEndExcluding\": \"7.1.25\", \"matchCriteriaId\": \"3C1AECB0-AD67-4AFE-B24F-641D01717ED1\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"8.0.0\", \"versionEndExcluding\": \"8.0.20\", \"matchCriteriaId\": \"ACA311D7-0ADC-497A-8A47-5AB864F201DE\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"8.1.0\", \"versionEndExcluding\": \"8.1.11\", \"matchCriteriaId\": \"863CADE4-0C2E-4A82-A9DD-F03FC080043A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"9.0.0\", \"versionEndExcluding\": \"9.0.5\", \"matchCriteriaId\": \"2125BC92-AC0E-499F-B509-0C6626747FE5\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"An improper authentication check in Palo Alto Networks PAN-OS may allow an authenticated low privileged non-superuser custom role user to elevate privileges and become superuser. This issue affects PAN-OS 7.1 versions prior to 7.1.25; 8.0 versions prior to 8.0.20; 8.1 versions prior to 8.1.11; 9.0 versions prior to 9.0.5. PAN-OS version 7.0 and prior EOL versions have not been evaluated for this issue.\"}, {\"lang\": \"es\", \"value\": \"Una comprobaci\\u00f3n de autenticaci\\u00f3n inapropiada en PAN-OS de Palo Alto Networks puede permitir a un usuario de rol personalizado no superusuario poco privilegiado autenticado elevar los privilegios y convertirse en superusuario. Este problema afecta a PAN-OS versiones 7.1 anteriores a 7.1.25; versiones 8.0 anteriores a 8.0.20; versiones 8.1 anteriores a 8.1.11; versiones 9.0 anteriores a 9.0.5. PAN-OS versi\\u00f3n 7.0 y versiones EOL anteriores no han sido evaluadas para este problema.\"}]",
      "id": "CVE-2019-17437",
      "lastModified": "2024-11-21T04:32:19.770",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"psirt@paloaltonetworks.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.9}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 4.6, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 3.9, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2019-12-05T15:15:11.297",
      "references": "[{\"url\": \"https://securityadvisories.paloaltonetworks.com/Home/Detail/159\", \"source\": \"psirt@paloaltonetworks.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://securityadvisories.paloaltonetworks.com/Home/Detail/159\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "psirt@paloaltonetworks.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"psirt@paloaltonetworks.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-280\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-287\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2019-17437\",\"sourceIdentifier\":\"psirt@paloaltonetworks.com\",\"published\":\"2019-12-05T15:15:11.297\",\"lastModified\":\"2024-11-21T04:32:19.770\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An improper authentication check in Palo Alto Networks PAN-OS may allow an authenticated low privileged non-superuser custom role user to elevate privileges and become superuser. This issue affects PAN-OS 7.1 versions prior to 7.1.25; 8.0 versions prior to 8.0.20; 8.1 versions prior to 8.1.11; 9.0 versions prior to 9.0.5. PAN-OS version 7.0 and prior EOL versions have not been evaluated for this issue.\"},{\"lang\":\"es\",\"value\":\"Una comprobaci\u00f3n de autenticaci\u00f3n inapropiada en PAN-OS de Palo Alto Networks puede permitir a un usuario de rol personalizado no superusuario poco privilegiado autenticado elevar los privilegios y convertirse en superusuario. Este problema afecta a PAN-OS versiones 7.1 anteriores a 7.1.25; versiones 8.0 anteriores a 8.0.20; versiones 8.1 anteriores a 8.1.11; versiones 9.0 anteriores a 9.0.5. PAN-OS versi\u00f3n 7.0 y versiones EOL anteriores no han sido evaluadas para este problema.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-280\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.1.0\",\"versionEndExcluding\":\"7.1.25\",\"matchCriteriaId\":\"3C1AECB0-AD67-4AFE-B24F-641D01717ED1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.0.0\",\"versionEndExcluding\":\"8.0.20\",\"matchCriteriaId\":\"ACA311D7-0ADC-497A-8A47-5AB864F201DE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.1.0\",\"versionEndExcluding\":\"8.1.11\",\"matchCriteriaId\":\"863CADE4-0C2E-4A82-A9DD-F03FC080043A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.0.0\",\"versionEndExcluding\":\"9.0.5\",\"matchCriteriaId\":\"2125BC92-AC0E-499F-B509-0C6626747FE5\"}]}]}],\"references\":[{\"url\":\"https://securityadvisories.paloaltonetworks.com/Home/Detail/159\",\"source\":\"psirt@paloaltonetworks.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://securityadvisories.paloaltonetworks.com/Home/Detail/159\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.