{"api_version":"1","generated_at":"2026-07-23T02:36:21+00:00","cve":"CVE-2020-2011","urls":{"html":"https://cve.report/CVE-2020-2011","api":"https://cve.report/api/cve/CVE-2020-2011.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-2011","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-2011"},"summary":{"title":"CVE-2020-2011","description":"An improper input validation vulnerability in the configuration daemon of Palo Alto Networks PAN-OS Panorama allows for a remote unauthenticated user to send a specifically crafted registration request to the device that causes the configuration service to crash. Repeated attempts to send this request result in denial of service to all PAN-OS Panorama services by restarting the device and putting it into maintenance mode. This issue affects: All versions of PAN-OS 7.1, PAN-OS 8.0; PAN-OS 8.1 versions earlier than 8.1.14; PAN-OS 9.0 versions earlier than 9.0.7; PAN-OS 9.1 versions earlier than 9.1.0.","state":"PUBLIC","assigner":"psirt@paloaltonetworks.com","published_at":"2020-05-13 19:15:00","updated_at":"2020-05-15 19:07:00"},"problem_types":["CWE-20"],"metrics":[],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2020-2011","name":"N/A","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"CVE-2020-2011 PAN-OS: Panorama registration denial of service","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-2011","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2011","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"This issue was found by Ben Nott of Palo Alto Networks during internal security review.","lang":""}],"nvd_cpes":[{"cve_year":"2020","cve_id":"2011","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"paloaltonetworks","cpe5":"pan-os","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"2011","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"paloaltonetworks","cpe5":"pan-os","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"2011","vulnerable":"1","versionEndIncluding":"7.1.26","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"paloaltonetworks","cpe5":"pan-os","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"2011","vulnerable":"1","versionEndIncluding":"8.0.20","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"paloaltonetworks","cpe5":"pan-os","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"psirt@paloaltonetworks.com","DATE_PUBLIC":"2020-05-13T16:00:00.000Z","ID":"CVE-2020-2011","STATE":"PUBLIC","TITLE":"PAN-OS: Panorama registration denial of service"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"PAN-OS","version":{"version_data":[{"version_affected":"<","version_name":"8.1","version_value":"8.1.14"},{"version_affected":"<","version_name":"9.0","version_value":"9.0.7"},{"version_affected":"<","version_name":"9.1","version_value":"9.1.0"},{"version_affected":"!>=","version_name":"8.1","version_value":"8.1.14"},{"version_affected":"!>=","version_name":"9.0","version_value":"9.0.7"},{"version_affected":"!>=","version_name":"9.1","version_value":"9.1.0"},{"version_affected":"=","version_name":"7.1","version_value":"7.1.*"},{"version_affected":"=","version_name":"8.0","version_value":"8.0.*"}]}}]},"vendor_name":"Palo Alto Networks"}]}},"credit":[{"lang":"eng","value":"This issue was found by Ben Nott of Palo Alto Networks during internal security review."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An improper input validation vulnerability in the configuration daemon of Palo Alto Networks PAN-OS Panorama allows for a remote unauthenticated user to send a specifically crafted registration request to the device that causes the configuration service to crash. Repeated attempts to send this request result in denial of service to all PAN-OS Panorama services by restarting the device and putting it into maintenance mode. This issue affects: All versions of PAN-OS 7.1, PAN-OS 8.0; PAN-OS 8.1 versions earlier than 8.1.14; PAN-OS 9.0 versions earlier than 9.0.7; PAN-OS 9.1 versions earlier than 9.1.0."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-20 Improper Input Validation"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://security.paloaltonetworks.com/CVE-2020-2011","name":"https://security.paloaltonetworks.com/CVE-2020-2011"}]},"solution":[{"lang":"eng","value":"This issue is fixed in PAN-OS 8.1.14, PAN-OS 9.0.7, and all later PAN-OS versions.\n\nPAN-OS 8.0 is now end-of-life as of October 31, 2019, and is no longer covered by our Product Security Assurance policies.\n\nPAN-OS 7.1 is on extended support until June 30, 2020, and is only being considered for critical security vulnerability fixes."}],"source":{"defect":["PAN-118226"],"discovery":"INTERNAL"},"timeline":[{"lang":"eng","time":"2020-05-13T16:00:00.000Z","value":"Initial publication"}],"work_around":[{"lang":"eng","value":"This issues affects the management interface of PAN-OS and is strongly mitigated by following best practices for securing the PAN-OS management interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at: https://docs.paloaltonetworks.com"}]},"nvd":{"publishedDate":"2020-05-13 19:15:00","lastModifiedDate":"2020-05-15 19:07:00","problem_types":["CWE-20"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":7.8},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1.0","versionEndIncluding":"7.1.26","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0.0","versionEndIncluding":"8.0.20","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*","versionStartIncluding":"8.1.0","versionEndExcluding":"8.1.14","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0","versionEndExcluding":"9.1.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"2011","Ordinal":"161481","Title":"CVE-2020-2011","CVE":"CVE-2020-2011","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"2011","Ordinal":"1","NoteData":"An improper input validation vulnerability in the configuration daemon of Palo Alto Networks PAN-OS Panorama allows for a remote unauthenticated user to send a specifically crafted registration request to the device that causes the configuration service to crash. Repeated attempts to send this request result in denial of service to all PAN-OS Panorama services by restarting the device and putting it into maintenance mode. This issue affects: All versions of PAN-OS 7.1, PAN-OS 8.0; PAN-OS 8.1 versions earlier than 8.1.14; PAN-OS 9.0 versions earlier than 9.0.7; PAN-OS 9.1 versions earlier than 9.1.0.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"2011","Ordinal":"2","NoteData":"2020-05-13","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"2011","Ordinal":"3","NoteData":"2020-05-13","Type":"Other","Title":"Modified"}]}}}