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.
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No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| zyxel | uag2100_firmware | 4.18\(aaiz.1\)c0 | - |
| zyxel | uag4100_firmware | 4.18\(aatd.1\)c0 | - |
| zyxel | uag5100_firmware |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
14
Affected Products
4
References
zyxel / uag2100_firmware
| 4.18\(aapn.1\)c0 |
| - |
| zyxel | usg110_firmware | 4.33\(aaph.0\)c0 | - |
| zyxel | usg210_firmware | 4.33\(aapi.0\)c0 | - |
| zyxel | usg310_firmware | 4.33\(aapj.0\)c0 | - |
| zyxel | usg1100_firmware | 4.33\(aapk.0\)c0 | - |
| zyxel | usg1900_firmware | 4.33\(aapl.0\)c0 | - |
| zyxel | usg2200-vpn_firmware | 4.33\(abae.0\)c0 | - |
| zyxel | zywall_vpn100_firmware | 10.02\(abfv.0\)c0 | - |
| zyxel | zywall_vpn300_firmware | 10.02\(abfc.0\)c0 | - |
| zyxel | zywall_110_firmware | 4.33\(aaaa.0\)c0 | - |
| zyxel | zywall_310_firmware | 4.33\(aaab.0\)c0 | - |
| zyxel | zywall_1100_firmware | 4.33\(aaac.0\)c0 | - |
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Exploitability
Impact