CVE-2023-22916: high-severity vulnerability in Zyxel ATP series firmware
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.1epss 0.7%
The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
Affected products
Zyxel · ATP series firmwareZyxel · USG20(W)-VPN firmwareZyxel · USG FLEX 50(W) firmwareZyxel · USG FLEX series firmwareZyxel · VPN series firmwareRelated CVEs — Zyxel ATP series firmware
In the same product, most dangerous first.