Description
A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V5.00 through V5.38, USG FLEX series firmware versions from V5.00 through V5.38, USG FLEX 50(W) series firmware versions from V5.00 through V5.38, and USG20(W)-VPN series firmware versions from V5.00 through V5.38 could allow an authenticated attacker with administrator privileges to execute some OS commands on an affected device by uploading a crafted compressed language file via FTP.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Zyxel ATP series firmware
Default version status: unaffected
versions V5.00 through V5.38affected
Zyxel USG FLEX series firmware
Default version status: unaffected
versions V5.00 through V5.38affected
Zyxel USG FLEX 50(W) series firmware
Default version status: unaffected
versions V5.00 through V5.38affected
Zyxel USG20(W)-VPN series firmware
Default version status: unaffected
versions V5.00 through V5.38affected