A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker to modify device configuration data, resulting in denial-of-service (DoS) conditions on an affected device.
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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 | usg_flex_100_firmware | 4.50 - 5.35 | - |
| zyxel | usg_flex_100w_firmware | 4.50 - 5.35 | - |
| zyxel | usg_flex_200_firmware |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
11
Affected Products
2
References
zyxel / usg_flex_100_firmware
| 4.50 - 5.35 |
| - |
| zyxel | usg_flex_50_firmware | 4.50 - 5.35 | - |
| zyxel | usg_flex_50w_firmware | 4.50 - 5.35 | - |
| zyxel | usg_flex_500_firmware | 4.50 - 5.35 | - |
| zyxel | usg_flex_700_firmware | 4.50 - 5.35 | - |
| zyxel | vpn100_firmware | 4.50 - 5.35 | - |
| zyxel | vpn1000_firmware | 4.50 - 5.35 | - |
| zyxel | vpn300_firmware | 4.50 - 5.35 | - |
| zyxel | vpn50_firmware | 4.50 - 5.35 | - |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Exploitability
Impact