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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
ATP series firmware
Vendor
Zyxel
Product
ATP series firmware
Platforms
Unknown
Default status
unaffected
ATP series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
version 4.32 through 5.37 Patch 1
affected
Unavailable
Unavailable
Unavailable
None listed
USG FLEX series firmware
Vendor
Zyxel
Product
USG FLEX series firmware
Platforms
Unknown
Default status
unaffected
USG FLEX series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
version 4.50 through 5.37 Patch 1
affected
Unavailable
Unavailable
Unavailable
None listed
USG FLEX 50(W) series firmware
Vendor
Zyxel
Product
USG FLEX 50(W) series firmware
Platforms
Unknown
Default status
unaffected
USG FLEX 50(W) series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
version 4.16 through 5.37 Patch 1
affected
Unavailable
Unavailable
Unavailable
None listed
USG20(W)-VPN series firmware
Vendor
Zyxel
Product
USG20(W)-VPN series firmware
Platforms
Unknown
Default status
unaffected
USG20(W)-VPN series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
version 4.16 through 5.37 Patch 1
affected
Unavailable
Unavailable
Unavailable
None listed
NWA50AX firmware
Vendor
Zyxel
Product
NWA50AX firmware
Platforms
Unknown
Default status
unaffected
NWA50AX firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
< 6.29(ABYW.4)
affected
Unavailable
Unavailable
Unavailable
None listed
WAC500 firmware
Vendor
Zyxel
Product
WAC500 firmware
Platforms
Unknown
Default status
unaffected
WAC500 firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
< 6.70(ABVS.1)
affected
Unavailable
Unavailable
Unavailable
None listed
WAX300H firmware
Vendor
Zyxel
Product
WAX300H firmware
Platforms
Unknown
Default status
unaffected
WAX300H firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
< 6.70(ACHF.1)
affected
Unavailable
Unavailable
Unavailable
None listed
WBE660S firmware
Vendor
Zyxel
Product
WBE660S firmware
Platforms
Unknown
Default status
unaffected
WBE660S firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
< 6.70(ACGG.1)
affected
Unavailable
Unavailable
Unavailable
None listed
USG FLEX H series firmware
Vendor
Zyxel
Product
USG FLEX H series firmware
Platforms
Unknown
Default status
unaffected
USG FLEX H series firmware · Scoped product and version facts