Description
A post-authentication information exposure vulnerability in the CGI program of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, VPN series firmware versions 4.30 through 5.35, NWA110AX firmware version 6.50(ABTG.2) and earlier versions, WAC500 firmware version 6.50(ABVS.0) and earlier versions, and WAX510D firmware version 6.50(ABTF.2) and earlier versions, which could allow a remote authenticated attacker to retrieve encrypted information of the administrator on an affected device.
Scores
CVSS v3
6.5
EPSS
0.0032
EPSS Percentile
55.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-359
Status
published
Products (50)
zyxel/atp100_firmware
4.32 - 5.36
zyxel/atp100w_firmware
4.32 - 5.36
zyxel/atp200_firmware
4.32 - 5.36
zyxel/atp500_firmware
4.32 - 5.36
zyxel/atp700_firmware
4.32 - 5.36
zyxel/atp800_firmware
4.32 - 5.36
zyxel/nap203_firmware
< 6.28\(abfa.0\)
zyxel/nap303_firmware
< 6.28\(abex.0\)
zyxel/nap353_firmware
< 6.28\(abey.0\)
zyxel/nwa110ax_firmware
< 6.50\(abtg.2\)
... and 40 more
Published
Apr 24, 2023
Tracked Since
Feb 18, 2026