A format string vulnerability 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, and USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the “deviceid” daemon by sending a crafted hostname to an affected device if it has the “Device Insight” feature enabled.
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
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