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cpe:2.3:h:zyxel:usg20w-vpn:-:*:*:*:*:*:*:*

part: h version: - update: *

VendorZyxel (d3fcf896-5708-55f8-8f74-3e19a9d55b89)
ProductUsg20W Vpn (6676c8f0-deff-5ca7-9636-149548d756b2)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from NVD CPE 2.0 feed

PURL mappings

PURLSourceLast updated
No PURL mappings for this CPE yet.

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2023-6764 not_vulnerable 2026-06-08 06:21:55.765515 Details available
HIGH (8.1)
A format string vulnerability in a function of the IPSec VPN feature in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, and USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1 could allow an attacker to achieve unauthorized remote code execution by sending a sequence of specially crafted payloads containing an invalid pointer; however, such an attack would require detailed knowledge of an affected device’s memory layout and configuration.
Published: 2024-02-20T02:14:09.814Z
Updated: 2024-08-02T08:42:07.430Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2023-6399 not_vulnerable 2026-06-08 06:19:47.207642 Details available
MEDIUM (5.7)
A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, and USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the “deviceid” daemon by sending a crafted hostname to an affected device if it has the “Device Insight” feature enabled.
Published: 2024-02-20T01:42:21.027Z
Updated: 2024-08-02T08:28:21.797Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2023-6398 not_vulnerable 2026-06-08 06:19:47.191562 Details available
HIGH (7.2)
A post-authentication command injection vulnerability in the file upload binary in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1, NWA50AX firmware versions through 6.29(ABYW.3), WAC500 firmware versions through 6.65(ABVS.1), WAX300H firmware versions through 6.60(ACHF.1), and WBE660S firmware versions through 6.65(ACGG.1) could allow an authenticated attacker with administrator privileges to execute some operating system (OS) commands on an affected device via FTP.
Published: 2024-02-20T01:34:32.229Z
Updated: 2024-08-25T15:46:49.897Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2022-38547 not_vulnerable 2026-06-08 05:47:16.632630 Details available
HIGH (7.2)
A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands.
Published: 2023-02-07T00:00:00.000Z
Updated: 2025-03-25T15:39:42.181Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2022-30526 not_vulnerable 2026-06-08 05:43:38.166175 Details available
HIGH (7.8)
A privilege escalation vulnerability was identified in the CLI command of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.09 through 4.72, which could allow a local attacker to execute some OS commands with root privileges in some directories on a vulnerable device.
Published: 2022-07-19T05:45:14.000Z
Updated: 2024-08-03T06:48:36.418Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2022-30525 not_vulnerable 2026-06-08 05:43:38.162439 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data
CVE:CVE-2022-2030 not_vulnerable 2026-06-08 05:42:50.093065 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data
CVE:CVE-2021-35029 not_vulnerable 2026-06-08 05:32:17.440950 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data
CVE:CVE-2020-9054 not_vulnerable 2026-06-08 05:27:20.396028 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data
CVE:CVE-2020-29583 not_vulnerable 2026-06-08 05:24:58.488889 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data
CVE:CVE-2020-25014 not_vulnerable 2026-06-08 05:22:35.826605 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data
CVE:CVE-2019-9955 not_vulnerable 2026-06-08 05:14:26.695941 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data

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