{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-26734","assignerOrgId":"73c6f63b-efac-410d-a0a9-569700f85a04","state":"PUBLISHED","assignerShortName":"Zscaler","dateReserved":"2021-02-05T20:34:27.823Z","datePublished":"2023-10-23T13:18:36.569Z","dateUpdated":"2024-09-17T13:46:22.720Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Client Connector","vendor":"Zscaler","versions":[{"lessThan":"3.4.0.124","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Benjamin Dubost, LMCO"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Zscaler Client Connector Installer on Windows before version 3.4.0.124 improperly handled directory junctions during uninstallation. A local adversary may be able to delete folders in an elevated context.<br>\n\n<br>\n\n"}],"value":"Zscaler Client Connector Installer on Windows before version 3.4.0.124 improperly handled directory junctions during uninstallation. A local adversary may be able to delete folders in an elevated context.\n\n\n\n\n\n"}],"impacts":[{"capecId":"CAPEC-233","descriptions":[{"lang":"en","value":"CAPEC-233 Privilege Escalation"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":4.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-269","description":"CWE-269 Improper Privilege Management","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"73c6f63b-efac-410d-a0a9-569700f85a04","shortName":"Zscaler","dateUpdated":"2023-10-23T13:18:36.569Z"},"references":[{"url":"https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021"}],"source":{"discovery":"UNKNOWN"},"title":"Junction Delete leading to elevation of privilege","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T20:33:40.861Z"},"title":"CVE Program Container","references":[{"url":"https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-11T20:17:30.565473Z","id":"CVE-2021-26734","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-17T13:46:22.720Z"}}]}}