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Zyxel

Records341All Threatist records
Exploited (KEV)13In CISA KEV
CVSS critical64CVSS 9.0–10.0
CVSS high136CVSS 7.0–8.9

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Zyxel records in CISA KEV

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Records

34 records in Usg Flex 700 Firmware · all components

TI-2023-16198 CVE-2023-33010 · GHSA-fqv9-84fh-jjgr

Buffer overflow in Zyxel ATP series firmware

Priority CRITICAL 100KEV

A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX 50(W) firmware versions…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.29024 Published 2023-05-24 No fix listed CWE-120
TI-2023-16197 CVE-2023-33009 · GHSA-g3f9-6h7x-x69v

Buffer overflow in Zyxel ATP series firmware

Priority CRITICAL 100KEV

A buffer overflow vulnerability in the notification function in Zyxel ATP series firmware versions 4.60 through 5.36 Patch 1, USG FLEX series firmware versions 4.60 through 5.36 Patch 1, USG FLEX 50(W) firmware versions…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.28144 Published 2023-05-24 No fix listed CWE-120
Priority CRITICAL 100KEV

Improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35, and ATP series firmware…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.99284 Published 2023-04-25 No fix listed CWE-78
Priority CRITICAL 100KEV

A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.99944 Published 2022-05-12 No fix listed CWE-78
Priority CRITICAL 86

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 5.2…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.95134 Published 2022-03-28 No fix listed CWE-287
Priority MEDIUM 52

A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmwa…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.09882 Published 2023-07-17 No fix listed CWE-78
Priority MEDIUM 46

An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35 through 5.01, which co…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.02255 Published 2021-07-02 No fix listed CWE-287
Priority MEDIUM 43

The post-authentication command injection vulnerability in the CLI command of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.…

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.01453 Published 2023-04-24 No fix listed CWE-78
Priority MEDIUM 43

Multiple improper input validation flaws were identified in some CLI commands of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versi…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0637 Published 2022-05-24 No fix listed CWE-20
Priority MEDIUM 42

A argument injection vulnerability in the 'packet-trace' CLI command of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.04789 Published 2022-05-24 No fix listed CWE-88
Priority MEDIUM 41

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.36 Patch 2 and VPN series firmware versions 4.20 through 5.36 Patch 2, could allow an…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00759 Published 2023-07-17 No fix listed CWE-78
TI-2023-09055 CVE-2023-22917 · GHSA-34gf-pfjm-cq2w

Buffer overflow in Zyxel ATP series firmware

Priority MEDIUM 41

A buffer overflow vulnerability in the “sdwan_iface_ipc” binary of Zyxel ATP series firmware versions 5.10 through 5.32, USG FLEX series firmware versions 5.00 through 5.32, USG FLEX 50(W) firmware versions 5.10 through…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00879 Published 2023-04-24 No fix listed CWE-120
Priority MEDIUM 41

A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.3…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01054 Published 2023-04-24 No fix listed CWE-120
Priority MEDIUM 40

A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 5.10 through 5.36 Pa…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.0034 Published 2023-07-17 No fix listed CWE-134
Priority MEDIUM 40

The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware versions 5.10 through 5.36, USG FLEX series firmware versions 5.00 through 5.36, USG FLEX 50(W) series firmware versions 5…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00404 Published 2023-07-17 No fix listed CWE-78
Priority MEDIUM 40

A path traversal vulnerability in the “account_print.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 authentic…

CVSS 3.1HIGH 7.2 Network High privileges No interaction EPSS 0.01033 Published 2023-04-24 No fix listed CWE-22
Priority MEDIUM 40

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 coul…

CVSS 3.1HIGH 8.1 Network Low privileges No interaction EPSS 0.01291 Published 2023-04-24 No fix listed CWE-77
Priority LOW 39

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…

CVSS 3.1HIGH 7.2 Network High privileges No interaction EPSS 0.02829 Published 2023-02-07 No fix listed CWE-78
Priority LOW 39

A cross-site scripting vulnerability was identified in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.35 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.3…

CVSS 3.1MEDIUM 6.1 Network No auth User interaction EPSS 0.09669 Published 2022-05-24 No fix listed CWE-79
Priority LOW 38

A command injection vulnerability in the access point (AP) management feature of the Zyxel ATP series firmware versions 5.00 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(…

CVSS 3.1HIGH 8.0 Adjacent network No auth User interaction EPSS 0.00684 Published 2023-07-17 No fix listed CWE-78
Priority LOW 38

A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2, USG FLEX 50(W) series…

CVSS 3.1HIGH 8.0 Adjacent network No auth User interaction EPSS 0.00684 Published 2023-07-17 No fix listed CWE-78
Priority LOW 38

The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.…

CVSS 3.1HIGH 8.1 Network No auth User interaction EPSS 0.00693 Published 2023-04-24 No fix listed CWE-20
Priority LOW 36

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…

CVSS 3.1HIGH 7.2 Network High privileges No interaction EPSS 0.01333 Published 2024-02-20 Fixed in 6.29(ABYW.4), 6.70(ABVS.1) +2 CWE-78
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