{"id":"CVE-2020-24681","state":"PUBLISHED","title":"Automation Studio and PVI Multiple incorrect permission assignments for services","description":"Incorrect Permission Assignment for Critical Resource vulnerability in B&R Industrial Automation Automation Studio allows Privilege Escalation.This issue affects Automation Studio: from 4.6.0 through 4.6.X, from 4.7.0 before 4.7.7 SP, from 4.8.0 before 4.8.6 SP, from 4.9.0 before 4.9.4 SP.\n\n","publishedAt":"2024-02-02T06:58:24.173Z","updatedAt":"2025-05-09T17:52:17.145Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","source":"ABB"},"assigner":"ABB","products":["B&R Industrial Automation Automation Studio","B&R Industrial Automation NET/PVI"],"affected":[{"vendor":"B&R Industrial Automation","product":"Automation Studio","defaultStatus":"unaffected","versions":[{"version":"4.6.0","status":"affected","lessThanOrEqual":"4.6.x","versionType":"custom"},{"version":"4.7.0","status":"affected","lessThan":"4.7.7 SP","versionType":"custom"},{"version":"4.8.0","status":"affected","lessThan":"4.8.6 SP","versionType":"custom"},{"version":"4.9.0","status":"affected","lessThan":"4.9.4 SP","versionType":"custom"}]},{"vendor":"B&R Industrial Automation","product":"NET/PVI","defaultStatus":"unaffected","versions":[{"version":"4.6.0","status":"affected","lessThanOrEqual":"4.6.x","versionType":"custom"},{"version":"4.7.0","status":"affected","lessThan":"4.7.7","versionType":"custom"},{"version":"4.8.0","status":"affected","lessThan":"4.8.6","versionType":"custom"},{"version":"4.9.0","status":"affected","lessThan":"4.9.4","versionType":"custom"}]}],"references":["https://www.br-automation.com/fileadmin/2021-14-BR-AS-NET-PVI-Service-Issues-c3710fbf.pdf"],"weaknesses":["CWE-732"],"ingestedAt":"2026-10-29T19:47:03.086Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/24xxx/CVE-2020-24681.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-24681","state":"PUBLISHED","datePublished":"2024-02-02T06:58:24.173Z","dateUpdated":"2025-05-09T17:52:17.145Z","assignerShortName":"ABB","assignerOrgId":"2b718523-d88f-4f37-9bbd-300c20644bf9","dateReserved":"2020-08-26T00:00:00.000Z"},"containers":{"cna":{"title":"Automation Studio and PVI Multiple incorrect permission assignments for services","descriptions":[{"lang":"en","value":"Incorrect Permission Assignment for Critical Resource vulnerability in B&R Industrial Automation Automation Studio allows Privilege Escalation.This issue affects Automation Studio: from 4.6.0 through 4.6.X, from 4.7.0 before 4.7.7 SP, from 4.8.0 before 4.8.6 SP, from 4.9.0 before 4.9.4 SP.\n\n"}],"affected":[{"vendor":"B&R Industrial Automation","product":"Automation Studio","defaultStatus":"unaffected","versions":[{"version":"4.6.0","status":"affected","lessThanOrEqual":"4.6.x","versionType":"custom"},{"version":"4.7.0","status":"affected","lessThan":"4.7.7 SP","versionType":"custom"},{"version":"4.8.0","status":"affected","lessThan":"4.8.6 SP","versionType":"custom"},{"version":"4.9.0","status":"affected","lessThan":"4.9.4 SP","versionType":"custom"}]},{"vendor":"B&R Industrial Automation","product":"NET/PVI","defaultStatus":"unaffected","versions":[{"version":"4.6.0","status":"affected","lessThanOrEqual":"4.6.x","versionType":"custom"},{"version":"4.7.0","status":"affected","lessThan":"4.7.7","versionType":"custom"},{"version":"4.8.0","status":"affected","lessThan":"4.8.6","versionType":"custom"},{"version":"4.9.0","status":"affected","lessThan":"4.9.4","versionType":"custom"}]}],"references":[{"url":"https://www.br-automation.com/fileadmin/2021-14-BR-AS-NET-PVI-Service-Issues-c3710fbf.pdf"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-732","description":"CWE-732 Incorrect Permission Assignment for Critical Resource","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"ABB","orgId":"2b718523-d88f-4f37-9bbd-300c20644bf9","dateUpdated":"2024-02-02T06:58:24.173Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"B&R would like to thank the following for working with us to help protect our customers: Mr. Andrew Hofmans"}],"datePublic":"2021-11-29T18:30:00.000Z","impacts":[{"capecId":"CAPEC-233","descriptions":[{"lang":"en","value":"CAPEC-233 Privilege Escalation"}]}],"source":{"discovery":"UNKNOWN"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"\n\nB&amp;R has identified the following specific workarounds and mitigations.\nUsers of B&amp;R Automation Studio and PVI may manually reconfigure permission settings on these \nservices to allow modification only for privileged users.\nAdditionally, it is recommended to limit access to the workstation running B&amp;R Automation Studio and PVI \nto authorized users.\n\n\n<br>"}],"value":"\nB&R has identified the following specific workarounds and mitigations.\nUsers of B&R Automation Studio and PVI may manually reconfigure permission settings on these \nservices to allow modification only for privileged users.\nAdditionally, it is recommended to limit access to the workstation running B&R Automation Studio and PVI \nto authorized users.\n\n\n\n"}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.br-automation.com/fileadmin/2021-14-BR-AS-NET-PVI-Service-Issues-c3710fbf.pdf","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T15:19:09.083Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-02-02T17:22:16.797450Z","id":"CVE-2020-24681","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-05-09T17:52:17.145Z"}}]}}}