An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 up to and including 4.70, USG FLEX series firmware versions 4.50 up to and including 5.20, ATP series firmware versions 4.32 up to and including 5.20, VPN series firmware versions 4.30 up to and including 5.20, and NSG series firmware versions V1.20 through V1.33 Patch 4, which could allow an malicious user to bypass the web authentication and obtain administrative access of the device.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
|---|---|---|
zyxel usg40_firmware |
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zyxel usg40w_firmware |
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zyxel usg60_firmware |
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zyxel usg60w_firmware |
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zyxel zywall_110_firmware |
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zyxel zywall_310_firmware |
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zyxel zywall_1100_firmware |
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zyxel usg_flex_100_firmware |
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zyxel usg_flex_200_firmware |
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zyxel usg_flex_500_firmware |
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zyxel usg_flex_100w_firmware |
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zyxel usg_flex_700_firmware |
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zyxel atp100_firmware |
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zyxel atp100w_firmware |
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zyxel atp200_firmware |
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zyxel atp500_firmware |
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zyxel atp700_firmware |
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zyxel atp800_firmware |
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zyxel vpn50_firmware |
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zyxel vpn100_firmware |
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zyxel vpn300_firmware |
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zyxel vpn1000_firmware |
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zyxel nsg300_firmware |
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zyxel nsg300_firmware 1.33 |
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