gsd-2021-3056
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A memory corruption vulnerability in Palo Alto Networks PAN-OS GlobalProtect Clientless VPN enables an authenticated attacker to execute arbitrary code with root user privileges during SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; 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 10.0.1. Prisma Access customers with Prisma Access 2.1 Preferred firewalls are impacted by this issue.
Aliases
Aliases
CVE-2021-3056


To clipboard 

{
   GSD: {
      alias: "CVE-2021-3056",
      description: "A memory corruption vulnerability in Palo Alto Networks PAN-OS GlobalProtect Clientless VPN enables an authenticated attacker to execute arbitrary code with root user privileges during SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; 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 10.0.1. Prisma Access customers with Prisma Access 2.1 Preferred firewalls are impacted by this issue.",
      id: "GSD-2021-3056",
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-3056",
         ],
         details: "A memory corruption vulnerability in Palo Alto Networks PAN-OS GlobalProtect Clientless VPN enables an authenticated attacker to execute arbitrary code with root user privileges during SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; 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 10.0.1. Prisma Access customers with Prisma Access 2.1 Preferred firewalls are impacted by this issue.",
         id: "GSD-2021-3056",
         modified: "2023-12-13T01:23:35.025199Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "psirt@paloaltonetworks.com",
            DATE_PUBLIC: "2021-11-10T17:00:00.000Z",
            ID: "CVE-2021-3056",
            STATE: "PUBLIC",
            TITLE: "PAN-OS: Memory Corruption Vulnerability in GlobalProtect Clientless VPN During SAML Authentication",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "PAN-OS",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_name: "9.0",
                                       version_value: "9.0.14",
                                    },
                                    {
                                       version_affected: "<",
                                       version_name: "8.1",
                                       version_value: "8.1.20",
                                    },
                                    {
                                       version_affected: "<",
                                       version_name: "9.1",
                                       version_value: "9.1.9",
                                    },
                                    {
                                       version_affected: "<",
                                       version_name: "10.0",
                                       version_value: "10.0.1",
                                    },
                                    {
                                       version_affected: "!>=",
                                       version_name: "9.0",
                                       version_value: "9.0.14",
                                    },
                                    {
                                       version_affected: "!>=",
                                       version_name: "8.1",
                                       version_value: "8.1.20",
                                    },
                                    {
                                       version_affected: "!>=",
                                       version_name: "9.1",
                                       version_value: "9.1.9",
                                    },
                                    {
                                       version_affected: "!>=",
                                       version_name: "10.0",
                                       version_value: "10.0.1",
                                    },
                                    {
                                       version_affected: "!",
                                       version_name: "10.1",
                                       version_value: "10.1.*",
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Prisma Access",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "!",
                                       version_name: "2.2",
                                       version_value: "all",
                                    },
                                    {
                                       version_affected: "=",
                                       version_name: "2.1",
                                       version_value: "Preferred",
                                    },
                                    {
                                       version_affected: "!",
                                       version_name: "2.1",
                                       version_value: "Innovation",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Palo Alto Networks",
                  },
               ],
            },
         },
         configuration: [
            {
               lang: "eng",
               value: "This issue is applicable only to PAN-OS firewall configurations with the Clientless VPN feature and SAML authentication enabled for GlobalProtect Portal.",
            },
         ],
         credit: [
            {
               lang: "eng",
               value: "This issue was found by Nicholas Newsom of Palo Alto Networks during an internal security review.",
            },
         ],
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "A memory corruption vulnerability in Palo Alto Networks PAN-OS GlobalProtect Clientless VPN enables an authenticated attacker to execute arbitrary code with root user privileges during SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; 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 10.0.1. Prisma Access customers with Prisma Access 2.1 Preferred firewalls are impacted by this issue.",
               },
            ],
         },
         exploit: [
            {
               lang: "eng",
               value: "Palo Alto Networks is not aware of any malicious exploitation of this issue.",
            },
         ],
         generator: {
            engine: "Vulnogram 0.0.9",
         },
         impact: {
            cvss: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 8.8,
               baseSeverity: "HIGH",
               confidentialityImpact: "HIGH",
               integrityImpact: "HIGH",
               privilegesRequired: "LOW",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/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-120 Buffer Overflow",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://security.paloaltonetworks.com/CVE-2021-3056",
                  refsource: "MISC",
                  url: "https://security.paloaltonetworks.com/CVE-2021-3056",
               },
            ],
         },
         solution: [
            {
               lang: "eng",
               value: "This issue is fixed in PAN-OS 8.1.20, PAN-OS 9.0.14, PAN-OS 9.1.9, PAN-OS 10.0.1, and all later PAN-OS versions.\n\nThis issue is fixed in Prisma Access 2.2 Preferred and all later Prisma Access versions.",
            },
         ],
         source: {
            defect: [
               "PAN-149501",
            ],
            discovery: "INTERNAL",
         },
         timeline: [
            {
               lang: "eng",
               time: "2021-11-10T17:00:00.000Z",
               value: "Initial publication",
            },
         ],
         work_around: [
            {
               lang: "eng",
               value: "Enable signatures for Unique Threat ID 91585 on traffic processed by the firewall to block attacks against CVE-2021-3056.",
            },
         ],
         x_advisoryEoL: false,
         x_affectedList: [
            "Prisma Access 2.1",
            "PAN-OS 10.0.0",
            "PAN-OS 10.0",
            "PAN-OS 9.1.8",
            "PAN-OS 9.1.7",
            "PAN-OS 9.1.6",
            "PAN-OS 9.1.5",
            "PAN-OS 9.1.4",
            "PAN-OS 9.1.3-h1",
            "PAN-OS 9.1.3",
            "PAN-OS 9.1.2-h1",
            "PAN-OS 9.1.2",
            "PAN-OS 9.1.1",
            "PAN-OS 9.1.0-h3",
            "PAN-OS 9.1.0-h2",
            "PAN-OS 9.1.0-h1",
            "PAN-OS 9.1.0",
            "PAN-OS 9.1",
            "PAN-OS 9.0.13",
            "PAN-OS 9.0.12",
            "PAN-OS 9.0.11",
            "PAN-OS 9.0.10",
            "PAN-OS 9.0.9-h1",
            "PAN-OS 9.0.9",
            "PAN-OS 9.0.8",
            "PAN-OS 9.0.7",
            "PAN-OS 9.0.6",
            "PAN-OS 9.0.5",
            "PAN-OS 9.0.4",
            "PAN-OS 9.0.3-h3",
            "PAN-OS 9.0.3-h2",
            "PAN-OS 9.0.3-h1",
            "PAN-OS 9.0.3",
            "PAN-OS 9.0.2-h4",
            "PAN-OS 9.0.2-h3",
            "PAN-OS 9.0.2-h2",
            "PAN-OS 9.0.2-h1",
            "PAN-OS 9.0.2",
            "PAN-OS 9.0.1",
            "PAN-OS 9.0.0",
            "PAN-OS 9.0",
            "PAN-OS 8.1.19",
            "PAN-OS 8.1.18",
            "PAN-OS 8.1.17",
            "PAN-OS 8.1.16",
            "PAN-OS 8.1.15-h3",
            "PAN-OS 8.1.15-h2",
            "PAN-OS 8.1.15-h1",
            "PAN-OS 8.1.15",
            "PAN-OS 8.1.14-h2",
            "PAN-OS 8.1.14-h1",
            "PAN-OS 8.1.14",
            "PAN-OS 8.1.13",
            "PAN-OS 8.1.12",
            "PAN-OS 8.1.11",
            "PAN-OS 8.1.10",
            "PAN-OS 8.1.9-h4",
            "PAN-OS 8.1.9-h3",
            "PAN-OS 8.1.9-h2",
            "PAN-OS 8.1.9-h1",
            "PAN-OS 8.1.9",
            "PAN-OS 8.1.8-h5",
            "PAN-OS 8.1.8-h4",
            "PAN-OS 8.1.8-h3",
            "PAN-OS 8.1.8-h2",
            "PAN-OS 8.1.8-h1",
            "PAN-OS 8.1.8",
            "PAN-OS 8.1.7",
            "PAN-OS 8.1.6-h2",
            "PAN-OS 8.1.6-h1",
            "PAN-OS 8.1.6",
            "PAN-OS 8.1.5",
            "PAN-OS 8.1.4",
            "PAN-OS 8.1.3",
            "PAN-OS 8.1.2",
            "PAN-OS 8.1.1",
            "PAN-OS 8.1.0",
            "PAN-OS 8.1",
         ],
         x_likelyAffectedList: [
            "PAN-OS 8.0.20",
            "PAN-OS 8.0.19-h1",
            "PAN-OS 8.0.19",
            "PAN-OS 8.0.18",
            "PAN-OS 8.0.17",
            "PAN-OS 8.0.16",
            "PAN-OS 8.0.15",
            "PAN-OS 8.0.14",
            "PAN-OS 8.0.13",
            "PAN-OS 8.0.12",
            "PAN-OS 8.0.11-h1",
            "PAN-OS 8.0.10",
            "PAN-OS 8.0.9",
            "PAN-OS 8.0.8",
            "PAN-OS 8.0.7",
            "PAN-OS 8.0.6-h3",
            "PAN-OS 8.0.6-h2",
            "PAN-OS 8.0.6-h1",
            "PAN-OS 8.0.6",
            "PAN-OS 8.0.5",
            "PAN-OS 8.0.4",
            "PAN-OS 8.0.3-h4",
            "PAN-OS 8.0.3-h3",
            "PAN-OS 8.0.3-h2",
            "PAN-OS 8.0.3-h1",
            "PAN-OS 8.0.3",
            "PAN-OS 8.0.2",
            "PAN-OS 8.0.1",
            "PAN-OS 8.0.0",
            "PAN-OS 8.0",
            "PAN-OS 7.1.26",
            "PAN-OS 7.1.25",
            "PAN-OS 7.1.24-h1",
            "PAN-OS 7.1.24",
            "PAN-OS 7.1.23",
            "PAN-OS 7.1.22",
            "PAN-OS 7.1.21",
            "PAN-OS 7.1.20",
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            "PAN-OS 7.1.18",
            "PAN-OS 7.1.17",
            "PAN-OS 7.1.16",
            "PAN-OS 7.1.15",
            "PAN-OS 7.1.14",
            "PAN-OS 7.1.13",
            "PAN-OS 7.1.12",
            "PAN-OS 7.1.11",
            "PAN-OS 7.1.10",
            "PAN-OS 7.1.9-h4",
            "PAN-OS 7.1.9-h3",
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            "PAN-OS 7.1.9",
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            "PAN-OS 7.1.5",
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            "PAN-OS 7.1.4-h1",
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            "PAN-OS 7.1.2",
            "PAN-OS 7.1.1",
            "PAN-OS 7.1.0",
            "PAN-OS 7.1",
         ],
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "8.1.20",
                        versionStartIncluding: "8.1.0",
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "9.0.14",
                        versionStartIncluding: "9.0.0",
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "9.1.9",
                        versionStartIncluding: "9.1.0",
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:o:paloaltonetworks:pan-os:10.0.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "psirt@paloaltonetworks.com",
               ID: "CVE-2021-3056",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "A memory corruption vulnerability in Palo Alto Networks PAN-OS GlobalProtect Clientless VPN enables an authenticated attacker to execute arbitrary code with root user privileges during SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; 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 10.0.1. Prisma Access customers with Prisma Access 2.1 Preferred firewalls are impacted by this issue.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-787",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "N/A",
                     refsource: "CONFIRM",
                     tags: [
                        "Vendor Advisory",
                     ],
                     url: "https://security.paloaltonetworks.com/CVE-2021-3056",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "MEDIUM",
                  accessVector: "NETWORK",
                  authentication: "SINGLE",
                  availabilityImpact: "COMPLETE",
                  baseScore: 8.5,
                  confidentialityImpact: "COMPLETE",
                  integrityImpact: "COMPLETE",
                  vectorString: "AV:N/AC:M/Au:S/C:C/I:C/A:C",
                  version: "2.0",
               },
               exploitabilityScore: 6.8,
               impactScore: 10,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "HIGH",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 8.8,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 2.8,
               impactScore: 5.9,
            },
         },
         lastModifiedDate: "2021-11-15T13:03Z",
         publishedDate: "2021-11-10T17:15Z",
      },
   },
}


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