Vulnerability Details CVE-2021-20023
SonicWall Email Security version 10.0.9.x contains a vulnerability that allows a post-authenticated attacker to read an arbitrary file on the remote host.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.672
EPSS Ranking 98.4%
CVSS Severity
CVSS v3 Score 4.9
CVSS v2 Score 4.0
Proposed Action
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.
Ransomware Campaign
Known
References
Products affected by CVE-2021-20023
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cpe:2.3:a:sonicwall:email_security:*
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cpe:2.3:a:sonicwall:hosted_email_security:*