First published: Fri Jul 02 2021(Updated: )
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.
Credit: security@zyxel.com.tw
Affected Software | Affected Version | How to fix |
---|---|---|
Zyxel USG1900 Firmware | >=4.35<=4.64 | |
Zyxel USG1900 Firmware | ||
Zyxel USG1100 firmware | >=4.35<=4.64 | |
Zyxel USG1100 firmware | ||
Zyxel USG 310 firmware | >=4.35<=4.64 | |
Zyxel USG 310 | ||
Zyxel USG210 Firmware | >=4.35<=4.64 | |
Zyxel USG210 | ||
Zyxel USG 110 Firmware | >=4.35<=4.64 | |
Zyxel USG 110 | ||
Zyxel USG 40 firmware | >=4.35<=4.64 | |
Zyxel USG 40 | ||
Zyxel USG 40w firmware | >=4.35<=4.64 | |
Zyxel USG40W | ||
Zyxel USG60 Firmware | >=4.35<=4.64 | |
Zyxel USG 60 | ||
Zyxel USG60W Firmware | >=4.35<=4.64 | |
Zyxel USG 60w | ||
Zyxel USG300 Firmware | >=4.35<=4.64 | |
Zyxel USG300 | ||
Zyxel USG1000 | >=4.35<=4.64 | |
Zyxel USG1000 | ||
Zyxel USG2000 Firmware | >=4.35<=4.64 | |
Zyxel USG2000 Firmware | ||
Zyxel USG 20w firmware | >=4.35<=4.64 | |
Zyxel USG20W | ||
Zyxel USG 20W | >=4.35<=4.64 | |
Zyxel USG 20W | ||
Zyxel USG50 Firmware | >=4.35<=4.64 | |
Zyxel USG50 | ||
Zyxel USG100 Firmware | >=4.35<=4.64 | |
Zyxel ZyWALL USG 100 | ||
Zyxel USG200 Firmware | >=4.35<=4.64 | |
Zyxel USG200 | ||
Zyxel USG Flex 100 firmware | >=4.35<=5.01 | |
Zyxel USG FLEX 100 | ||
Zyxel USG FLEX 200 | >=4.35<=5.01 | |
Zyxel USG FLEX 200 firmware | ||
Zyxel USG FLEX 500 | >=4.35<=5.01 | |
Zyxel USG FLEX 500 firmware | ||
Zyxel USG FLEX 100w firmware | >=4.35<=5.01 | |
Zyxel USG FLEX 100w firmware | ||
Zyxel USG FLEX 700 firmware | >=4.35<=5.01 | |
Zyxel USG FLEX 700 firmware | ||
Zyxel ZyWall ATP100 Firmware | >=4.35<=5.01 | |
Zyxel ZyWall ATP100 Firmware | ||
Zyxel Zywall ATP100W Firmware | >=4.35<=5.01 | |
Zyxel Zywall ATP100W | ||
Zyxel Zywall ATP200 | >=4.35<=5.01 | |
Zyxel Zywall ATP200 | ||
Zyxel Zywall ATP500 Firmware | >=4.35<=5.01 | |
Zyxel Zywall ATP500 | ||
Zyxel Zywall ATP700 Firmware | >=4.35<=5.01 | |
Zyxel Zywall ATP700 Firmware | ||
Zyxel Zywall ATP800 Firmware | >=4.35<=5.01 | |
Zyxel Zywall ATP800 Firmware | ||
Zyxel Zywall VPN50 Firmware | >=4.35<=5.01 | |
Zyxel Zywall VPN50 Firmware | ||
Zyxel Zywall VPN 100 firmware | >=4.35<=5.01 | |
Zyxel Zywall VPN 100 firmware | ||
Zyxel Zywall VPN 300 Firmware | >=4.35<=5.01 | |
Zyxel Zywall VPN 300 Firmware | ||
Zyxel USG20-VPN Firmware | >=4.35<=5.01 | |
Zyxel USG20 | ||
Zyxel USG 20w-VPN Firmware | >=4.35<=5.01 | |
Zyxel USG20W-VPN Firmware | ||
Zyxel USG2200-VPN Firmware | >=4.35<=5.01 | |
Zyxel USG2200-VPN Firmware | ||
Zyxel Zywall 110 | >=4.35<=5.01 | |
Zyxel Zywall 110 firmware | ||
Zyxel ZyWALL USG 310 firmware | >=4.35<=5.01 | |
Zyxel Zywall 310 firmware | ||
Zyxel Zywall 1100 Firmware | >=4.35<=5.01 | |
Zyxel Zywall 1100 Firmware |
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