CVE-2021-35029
An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35 through 5.01, which could allow a remote attacker to execute arbitrary commands on an affected device.
Published:Jul 2, 2021
Last Modified:Nov 21, 2024
EPS:Jul 2, 2021
EPSS Score:0.00713
CVSS Score:9.8
Affected Products
Vendor
Product
Action
Vendor
Zyxel
Product
Usg100
Zyxel
Usg100
Vendor
Zyxel
Product
Usg1000
Zyxel
Usg1000
Vendor
Zyxel
Product
Usg1000 Firmware
Zyxel
Usg1000 Firmware
Vendor
Zyxel
Product
Usg100 Firmware
Zyxel
Usg100 Firmware
Vendor
Zyxel
Product
Usg110
Zyxel
Usg110
Vendor
Zyxel
Product
Usg1100
Zyxel
Usg1100
Vendor
Zyxel
Product
Usg1100 Firmware
Zyxel
Usg1100 Firmware
Vendor
Zyxel
Product
Usg110 Firmware
Zyxel
Usg110 Firmware
Vendor
Zyxel
Product
Usg1900
Zyxel
Usg1900
Vendor
Zyxel
Product
Usg1900 Firmware
Zyxel
Usg1900 Firmware
Vendor
Zyxel
Product
Usg20
Zyxel
Usg20
Vendor
Zyxel
Product
Usg20-vpn
Zyxel
Usg20-vpn
Vendor
Zyxel
Product
Usg20-vpn Firmware
Zyxel
Usg20-vpn Firmware
Vendor
Zyxel
Product
Usg200
Zyxel
Usg200
Vendor
Zyxel
Product
Usg2000
Zyxel
Usg2000
Vendor
Zyxel
Product
Usg2000 Firmware
Zyxel
Usg2000 Firmware
Vendor
Zyxel
Product
Usg200 Firmware
Zyxel
Usg200 Firmware
Vendor
Zyxel
Product
Usg20 Firmware
Zyxel
Usg20 Firmware
Vendor
Zyxel
Product
Usg20w
Zyxel
Usg20w
Vendor
Zyxel
Product
Usg20w-vpn
Zyxel
Usg20w-vpn
Vendor
Zyxel
Product
Usg20w-vpn Firmware
Zyxel
Usg20w-vpn Firmware
Vendor
Zyxel
Product
Usg20w Firmware
Zyxel
Usg20w Firmware
Vendor
Zyxel
Product
Usg210
Zyxel
Usg210
Vendor
Zyxel
Product
Usg210 Firmware
Zyxel
Usg210 Firmware
Vendor
Zyxel
Product
Usg2200-vpn
Zyxel
Usg2200-vpn
Vendor
Zyxel
Product
Usg2200-vpn Firmware
Zyxel
Usg2200-vpn Firmware
Vendor
Zyxel
Product
Usg300
Zyxel
Usg300
Vendor
Zyxel
Product
Usg300 Firmware
Zyxel
Usg300 Firmware
Vendor
Zyxel
Product
Usg310
Zyxel
Usg310
Vendor
Zyxel
Product
Usg310 Firmware
Zyxel
Usg310 Firmware
Vendor
Zyxel
Product
Usg40
Zyxel
Usg40
Vendor
Zyxel
Product
Usg40 Firmware
Zyxel
Usg40 Firmware
Vendor
Zyxel
Product
Usg40w
Zyxel
Usg40w
Vendor
Zyxel
Product
Usg40w Firmware
Zyxel
Usg40w Firmware
Vendor
Zyxel
Product
Usg50
Zyxel
Usg50
Vendor
Zyxel
Product
Usg50 Firmware
Zyxel
Usg50 Firmware
Vendor
Zyxel
Product
Usg60
Zyxel
Usg60
Vendor
Zyxel
Product
Usg60 Firmware
Zyxel
Usg60 Firmware
Vendor
Zyxel
Product
Usg60w
Zyxel
Usg60w
Vendor
Zyxel
Product
Usg60w Firmware
Zyxel
Usg60w Firmware
Vendor
Zyxel
Product
Usg Flex 100
Zyxel
Usg Flex 100
Vendor
Zyxel
Product
Usg Flex 100 Firmware
Zyxel
Usg Flex 100 Firmware
Vendor
Zyxel
Product
Usg Flex 100w
Zyxel
Usg Flex 100w
Vendor
Zyxel
Product
Usg Flex 100w Firmware
Zyxel
Usg Flex 100w Firmware
Vendor
Zyxel
Product
Usg Flex 200
Zyxel
Usg Flex 200
Vendor
Zyxel
Product
Usg Flex 200 Firmware
Zyxel
Usg Flex 200 Firmware
Vendor
Zyxel
Product
Usg Flex 500
Zyxel
Usg Flex 500
Vendor
Zyxel
Product
Usg Flex 500 Firmware
Zyxel
Usg Flex 500 Firmware
Vendor
Zyxel
Product
Usg Flex 700
Zyxel
Usg Flex 700
Vendor
Zyxel
Product
Usg Flex 700 Firmware
Zyxel
Usg Flex 700 Firmware
Vendor
Zyxel
Product
Zywall 110
Zyxel
Zywall 110
Vendor
Zyxel
Product
Zywall 1100
Zyxel
Zywall 1100
Vendor
Zyxel
Product
Zywall 1100 Firmware
Zyxel
Zywall 1100 Firmware
Vendor
Zyxel
Product
Zywall 110 Firmware
Zyxel
Zywall 110 Firmware
Vendor
Zyxel
Product
Zywall 310
Zyxel
Zywall 310
Vendor
Zyxel
Product
Zywall 310 Firmware
Zyxel
Zywall 310 Firmware
Vendor
Zyxel
Product
Zywall Atp100
Zyxel
Zywall Atp100
Vendor
Zyxel
Product
Zywall Atp100 Firmware
Zyxel
Zywall Atp100 Firmware
Vendor
Zyxel
Product
Zywall Atp100w
Zyxel
Zywall Atp100w
Vendor
Zyxel
Product
Zywall Atp100w Firmware
Zyxel
Zywall Atp100w Firmware
Vendor
Zyxel
Product
Zywall Atp200
Zyxel
Zywall Atp200
Vendor
Zyxel
Product
Zywall Atp200 Firmware
Zyxel
Zywall Atp200 Firmware
Vendor
Zyxel
Product
Zywall Atp500
Zyxel
Zywall Atp500
Vendor
Zyxel
Product
Zywall Atp500 Firmware
Zyxel
Zywall Atp500 Firmware
Vendor
Zyxel
Product
Zywall Atp700
Zyxel
Zywall Atp700
Vendor
Zyxel
Product
Zywall Atp700 Firmware
Zyxel
Zywall Atp700 Firmware
Vendor
Zyxel
Product
Zywall Atp800
Zyxel
Zywall Atp800
Vendor
Zyxel
Product
Zywall Atp800 Firmware
Zyxel
Zywall Atp800 Firmware
Vendor
Zyxel
Product
Zywall Vpn100
Zyxel
Zywall Vpn100
Vendor
Zyxel
Product
Zywall Vpn100 Firmware
Zyxel
Zywall Vpn100 Firmware
Vendor
Zyxel
Product
Zywall Vpn300
Zyxel
Zywall Vpn300
Vendor
Zyxel
Product
Zywall Vpn300 Firmware
Zyxel
Zywall Vpn300 Firmware
Vendor
Zyxel
Product
Zywall Vpn50
Zyxel
Zywall Vpn50
Vendor
Zyxel
Product
Zywall Vpn50 Firmware
Zyxel
Zywall Vpn50 Firmware
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
