Description
A post-authentication command injection vulnerability in the file upload binary in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1, NWA50AX firmware versions through 6.29(ABYW.3), WAC500 firmware versions through 6.65(ABVS.1), WAX300H firmware versions through 6.60(ACHF.1), and WBE660S firmware versions through 6.65(ACGG.1) could allow an authenticated attacker with administrator privileges to execute some operating system (OS) commands on an affected device 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
version 4.32 through 5.37 Patch 1affected
Zyxel USG FLEX series firmware
Default version status: unaffected
version 4.50 through 5.37 Patch 1affected
Zyxel USG FLEX 50(W) series firmware
Default version status: unaffected
version 4.16 through 5.37 Patch 1affected
Zyxel USG20(W)-VPN series firmware
Default version status: unaffected
version 4.16 through 5.37 Patch 1affected
Zyxel NWA50AX firmware
Default version status: unaffected
< 6.29(ABYW.4)affected
Zyxel WAC500 firmware
Default version status: unaffected
< 6.70(ABVS.1)affected
Zyxel WAX300H firmware
Default version status: unaffected
< 6.70(ACHF.1)affected
Zyxel WBE660S firmware
Default version status: unaffected
< 6.70(ACGG.1)affected
Zyxel USG FLEX H series firmware
Default version status: unaffected
version 1.10 through 1.10 Patch 1affected