{"revision":"94f5cf6eb8764526874647071e656960","evidence":{"cve":"CVE-2021-20023","kev":{"cve":"CVE-2021-20023","product":"SonicWall Email Security","name":"SonicWall Email Security Path Traversal Vulnerability","dateAdded":"2021-11-03","dueDate":"2021-11-17","knownRansomwareUse":true,"shortDescription":"SonicWall Email Security contains a path traversal vulnerability that allows a post-authenticated attacker to read files on the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20021 and CVE-2021-20022 to achieve privilege escalation.","vendor":"SonicWall","isMicrosoft":false,"products":[],"advisoryUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-20023","publicExploit":null,"msrcUrl":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-20023","cisaUrl":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-20023"},"epss":null,"observedAt":"2026-10-23T16:01:26.7735792+00:00","kevRetained":false,"reviewIdentity":"b6fa01ba16d058045f7f3098"}}