gsd-2021-43999
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.
Aliases
Aliases
CVE-2021-43999


To clipboard 

{
   GSD: {
      alias: "CVE-2021-43999",
      description: "Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.",
      id: "GSD-2021-43999",
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-43999",
         ],
         details: "Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.",
         id: "GSD-2021-43999",
         modified: "2023-12-13T01:23:26.205839Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "security@apache.org",
            ID: "CVE-2021-43999",
            STATE: "PUBLIC",
            TITLE: "Improper validation of SAML responses",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "Apache Guacamole",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "=",
                                       version_value: "1.3.0",
                                    },
                                    {
                                       version_affected: "=",
                                       version_value: "1.2.0",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Apache Software Foundation",
                  },
               ],
            },
         },
         credit: [
            {
               lang: "eng",
               value: "We would like to thank Finn Steglich (ETAS) for reporting this issue.",
            },
         ],
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.",
               },
            ],
         },
         generator: {
            engine: "Vulnogram 0.0.9",
         },
         impact: [
            {
               other: "high",
            },
         ],
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "CWE-287 Improper Authentication",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://lists.apache.org/thread/4dt9h5mo4o9rxlgxm3rp8wfqdtdjn2z9",
                  refsource: "MISC",
                  url: "https://lists.apache.org/thread/4dt9h5mo4o9rxlgxm3rp8wfqdtdjn2z9",
               },
               {
                  name: "[oss-security] 20220111 [SECURITY] CVE-2021-43999: Apache Guacamole: Improper validation of SAML responses",
                  refsource: "MLIST",
                  url: "http://www.openwall.com/lists/oss-security/2022/01/11/7",
               },
            ],
         },
         source: {
            discovery: "UNKNOWN",
         },
      },
      "gitlab.com": {
         advisories: [
            {
               affected_range: "[1.2.0,1.3.0]",
               affected_versions: "All versions starting from 1.2.0 up to 1.3.0",
               cvss_v2: "AV:N/AC:M/Au:S/C:P/I:P/A:P",
               cvss_v3: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
               cwe_ids: [
                  "CWE-1035",
                  "CWE-287",
                  "CWE-937",
               ],
               date: "2022-01-14",
               description: "Apache Guacamole do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.",
               fixed_versions: [
                  "1.4.0",
               ],
               identifier: "CVE-2021-43999",
               identifiers: [
                  "CVE-2021-43999",
               ],
               not_impacted: "All versions before 1.2.0, all versions after 1.3.0",
               package_slug: "maven/org.apache.guacamole/guacamole-common",
               pubdate: "2022-01-11",
               solution: "Upgrade to version 1.4.0 or above.",
               title: "Improper Authentication",
               urls: [
                  "https://nvd.nist.gov/vuln/detail/CVE-2021-43999",
                  "https://lists.apache.org/thread/4dt9h5mo4o9rxlgxm3rp8wfqdtdjn2z9",
                  "http://www.openwall.com/lists/oss-security/2022/01/11/7",
               ],
               uuid: "0aa78858-58f4-4ba8-8710-0c6a240e242d",
            },
         ],
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:apache:guacamole:1.2.0:-:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:a:apache:guacamole:1.3.0:-:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "security@apache.org",
               ID: "CVE-2021-43999",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-287",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "N/A",
                     refsource: "CONFIRM",
                     tags: [
                        "Mailing List",
                        "Vendor Advisory",
                     ],
                     url: "https://lists.apache.org/thread/4dt9h5mo4o9rxlgxm3rp8wfqdtdjn2z9",
                  },
                  {
                     name: "[oss-security] 20220111 [SECURITY] CVE-2021-43999: Apache Guacamole: Improper validation of SAML responses",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "http://www.openwall.com/lists/oss-security/2022/01/11/7",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "MEDIUM",
                  accessVector: "NETWORK",
                  authentication: "SINGLE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 6,
                  confidentialityImpact: "PARTIAL",
                  integrityImpact: "PARTIAL",
                  vectorString: "AV:N/AC:M/Au:S/C:P/I:P/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 6.8,
               impactScore: 6.4,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               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: "2022-01-14T16:16Z",
         publishedDate: "2022-01-11T22:15Z",
      },
   },
}


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