GCVE - cpe:2.3:h:zyxel:usg40:-:*:*:*:*:*:*:*

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cpe:2.3:h:zyxel:usg40:-:*:*:*:*:*:*:*

part: h version: - update: *

Vendor	Zyxel (`d3fcf896-5708-55f8-8f74-3e19a9d55b89`)
Product	Usg40 (`2acab619-0aab-5526-8f19-899ec76d1ce4`)
Edition	*
Language	*
Software edition	*
Target software	*
Target hardware	*
Other	*
Notes	Imported from NVD CPE 2.0 feed

PURL mappings

PURL	Source	Last updated
No PURL mappings for this CPE yet.

Vulnerability references

Identifier	cpeApplicability	Submitted	db.gcve.eu details	Rationale
`CVE:CVE-2022-40603`	not_vulnerable	2026-06-08 05:48:27.696964	Details available MEDIUM (4.7) A cross-site scripting (XSS) vulnerability in the CGI program of Zyxel ZyWALL/USG series firmware versions 4.30 through 4.72, VPN series firmware versions 4.30 through 5.31, USG FLEX series firmware versions 4.50 through 5.31, and ATP series firmware versions 4.32 through 5.31, which could allow an attacker to trick a user into visiting a crafted URL with the XSS payload. Then, the attacker could gain access to some browser-based information if the malicious script is executed on the victim’s browser. Published: 2022-12-06T00:00:00.000Z Updated: 2025-04-23T20:00:23.891Z Open on db.gcve.eu Reference links https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-in-firewalls	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2022-38547`	not_vulnerable	2026-06-08 05:47:16.644011	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 Open on db.gcve.eu Reference links https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-rce-in-firewalls	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2022-30526`	not_vulnerable	2026-06-08 05:43:38.177396	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 Open on db.gcve.eu Reference links https://www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtml http://packetstormsecurity.com/files/168202/Zyxel-Firewall-SUID-Binary-Privilege-Escalation.html	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2022-2030`	not_vulnerable	2026-06-08 05:42:50.114661	Details available MEDIUM (6.5) A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs 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 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device. Published: 2022-07-19T05:55:11.000Z Updated: 2024-08-03T00:24:44.144Z Open on db.gcve.eu Reference links https://www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtml	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2022-0342`	not_vulnerable	2026-06-08 05:39:09.813711	Details available CRITICAL (9.8) An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.32 through 5.20, VPN series firmware versions 4.30 through 5.20, and NSG series firmware versions V1.20 through V1.33 Patch 4, which could allow an attacker to bypass the web authentication and obtain administrative access of the device. Published: 2022-03-28T12:05:11.000Z Updated: 2024-08-02T23:25:40.167Z Open on db.gcve.eu Reference links https://www.zyxel.com/support/Zyxel-security-advisory-for-authentication-bypass-vulnerability-of-firewalls.shtml	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2021-35029`	not_vulnerable	2026-06-08 05:32:17.406368	db.gcve.eu details were skipped to keep the page responsive. Open on db.gcve.eu	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2020-9054`	not_vulnerable	2026-06-08 05:27:20.397912	db.gcve.eu details were skipped to keep the page responsive. Open on db.gcve.eu	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2020-29583`	not_vulnerable	2026-06-08 05:24:58.490217	db.gcve.eu details were skipped to keep the page responsive. Open on db.gcve.eu	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2020-25014`	not_vulnerable	2026-06-08 05:22:35.829774	db.gcve.eu details were skipped to keep the page responsive. Open on db.gcve.eu	Imported from gcve-enriched-dumps CVE data
`CVE:CVE-2019-9955`	not_vulnerable	2026-06-08 05:14:26.697020	db.gcve.eu details were skipped to keep the page responsive. Open on db.gcve.eu	Imported from gcve-enriched-dumps CVE data

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