Skip to content
feed: live
>_0dayNews
CVE Record
[ MEDIUM ]CVE-2021-20023

SonicWall Email Security Path Traversal Vulnerability

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.

cat cve-2021-20023.json
Vendor
SonicWall
Product
SonicWall Email Security
CVSS
4.9
EPSS (exploit probability)
50.2%
Status
kevransomware use
CISA patch-by (BOD 22-01)
Published

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.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2021-11-03. Required action per CISA: Apply updates per vendor instructions. Due date: 2021-11-17.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.