CVE-2022-2030: medium-severity vulnerability in Zyxel USG FLEX 100(W) firmware
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 1.4%
A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products
Zyxel · ATP series firmwareZyxel · USG 20(W)-VPN firmwareZyxel · USG FLEX 100(W) firmwareZyxel · USG FLEX 200 firmwareZyxel · USG FLEX 500 firmwareZyxel · USG FLEX 50(W) firmwareZyxel · USG FLEX 700 firmwareZyxel · USG/ZyWALL series firmwareZyxel · VPN series firmwareRelated CVEs — Zyxel USG FLEX 100(W) firmware
In the same product, most dangerous first.