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CVE-2019-12583
published 2019-06-27

CVE-2019-12583: Missing Access Control in the "Free Time" component of several Zyxel UAG, USG, and ZyWall devices allows a remote attacker to generate guest accounts by…

critical9.1CVSS 3.0
AVNACLPRNUINSUCNIHAH
EXPLOIT
Missing Access Control in the "Free Time" component of several Zyxel UAG, USG, and ZyWall devices allows a remote attacker to generate guest accounts by directly accessing the account generator. This can lead to unauthorised network access or Denial of Service.

Affected

14 ranges
VendorProductVersion rangeFixed in
zyxeluag2100_firmware<= 4.18\(aaiz.1\)c0
zyxeluag4100_firmware<= 4.18\(aatd.1\)c0
zyxeluag5100_firmware<= 4.18\(aapn.1\)c0
zyxelusg1100_firmware<= 4.33\(aapk.0\)c0
zyxelusg110_firmware<= 4.33\(aaph.0\)c0
zyxelusg1900_firmware<= 4.33\(aapl.0\)c0
zyxelusg210_firmware<= 4.33\(aapi.0\)c0
zyxelusg2200-vpn_firmware<= 4.33\(abae.0\)c0
zyxelusg310_firmware<= 4.33\(aapj.0\)c0
zyxelzywall_1100_firmware<= 4.33\(aaac.0\)c0
zyxelzywall_110_firmware<= 4.33\(aaaa.0\)c0
zyxelzywall_310_firmware<= 4.33\(aaab.0\)c0
zyxelzywall_vpn100_firmware<= 10.02\(abfv.0\)c0
zyxelzywall_vpn300_firmware<= 10.02\(abfc.0\)c0