Product Detail
USG20W VPN FIRMWARE
https://www.zyxel.com/us/en/products_services/smb-security_firewalls.shtml?t=c
Public Exploit/PoC Code :
83
CISA Actively Exploited :
4
Last Vulnerability Seen :
Feb. 05, 2026
Vulnerabilities
The following vulnerabilities are recorded
USG20W VPN FIRMWARE product. You can click on the
vulnerability to view more details.
| Number | Published | CVE ID | Severity | CVSS Score | |
|---|---|---|---|---|---|
| 1 | Nov 28, 2023 | CVE-2023-35136 | MEDIUM |
5.5
|
|
| 2 | Jul 17, 2023 | CVE-2023-34141 | HIGH |
8.0
|
|
| 3 | Jul 17, 2023 | CVE-2023-34140 | MEDIUM |
6.5
|
|
| 4 | Jul 17, 2023 | CVE-2023-34138 | HIGH |
8.0
|
|
| 5 | Jul 17, 2023 | CVE-2023-33012 | HIGH |
8.8
|
|
| 6 | Jul 17, 2023 | CVE-2023-33011 | HIGH |
8.8
|
|
| 7 | Jul 17, 2023 | CVE-2023-28767 | HIGH |
8.8
|
|
| 8 | Feb 07, 2023 | CVE-2022-38547 | HIGH |
7.2
|
|
| 9 | Jul 19, 2022 | CVE-2022-30526 | HIGH |
7.8
|
|
| 10 | Jul 19, 2022 | CVE-2022-2030 | MEDIUM |
6.5
|
|
| 11 | May 12, 2022 | CVE-2022-30525 | HIGH |
10.0
|
|
| 12 | Jul 02, 2021 | CVE-2021-35029 | CRITICAL |
9.8
|
|
| 13 | Dec 22, 2020 | CVE-2020-29583 | HIGH |
10.0
|
|
| 14 | Mar 04, 2020 | CVE-2020-9054 | HIGH |
10.0
|
|
| 15 | Apr 22, 2019 | CVE-2019-9955 | MEDIUM |
6.1
|