medium
5.5
CWE
269
Advisory Published
Updated

CVE-2023-37925

First published: Tue Nov 28 2023(Updated: )

An improper privilege management vulnerability in the debug CLI command of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, VPN series firmware versions 4.30 through 5.37, NWA50AX firmware version 6.29(ABYW.2), WAC500 firmware version 6.65(ABVS.1), WAX300H firmware version 6.60(ACHF.1), and WBE660S firmware version 6.65(ACGG.1), could allow an authenticated local attacker to access system files on an affected device.

Credit: security@zyxel.com.tw

Affected SoftwareAffected VersionHow to fix
All of
Zyxel ZLD Firmware>=4.32<=5.37
Any of
Zyxel ATP100 Firmware
Zyxel ATP100W Firmware
Zyxel Zywall ATP200
Zyxel ATP500 Firmware
Zyxel ATP700 Firmware
Zyxel ATP800 Firmware
All of
Zyxel ZLD Firmware>=4.50<=5.37
Any of
Zyxel USG FLEX 100
Zyxel USG FLEX 100w firmware
Zyxel USG FLEX 200 firmware
Zyxel USG FLEX 50
Zyxel USG FLEX 500 firmware
Zyxel USG FLEX 50(W) series firmware
Zyxel USG FLEX 700 firmware
All of
Zyxel ZLD Firmware>=4.16<=5.37
Any of
Zyxel USG20
Zyxel VPN50
All of
Zyxel ZLD Firmware>=4.30<=5.37
Any of
Zyxel VPN100 Firmware
Zyxel VPN1000 Firmware
Zyxel Zywall VPN300
Zyxel VPN50 Firmware
All of
Zyxel NWA110AX firmware<6.70\(abtg.0\)
Zyxel NWA110AX
All of
Zyxel NWA1123-AC PRO firmware<6.70\(abvt.0\)
Zyxel NWA1123-AC PRO firmware
All of
Zyxel NWA210AX<6.70\(abtd.0\)
Zyxel NWA210AX Firmware
All of
Zyxel nwa220ax-6e firmware<6.70\(acco.0\)
Zyxel NWA220AX-6E
All of
Zyxel NWA50AX-Pro firmware<6.80\(abyw.0\)
Zyxel NWA50AX-PRO
All of
Zyxel NWA50AX Pro<6.80\(acge.0\)
Zyxel NWA50AX-Pro firmware
All of
Zyxel NWA55AXE Firmware<6.80\(abzl.0\)
Zyxel NWA55AXE Firmware
All of
Zyxel NWA90AX Pro Firmware<6.80\(accv.0\)
Zyxel NWA90AX Firmware
All of
Zyxel NWA90AX Pro Firmware<6.80\(acgf.0\)
Zyxel NWA90AX-PRO Firmware
All of
Zyxel WAC500H Firmware<6.70\(abvs.0\)
Zyxel WAC500 firmware
All of
Zyxel WAC500H Firmware<6.70\(abwa.0\)
Zyxel WAC500H Firmware
All of
Zyxel WAX510D firmware<6.70\(abtf.0\)
Zyxel WAX510D firmware
All of
Zyxel WAX610D<6.70\(abte.0\)
Zyxel WAX610D Firmware
All of
Zyxel WAX620D-6E<6.70\(accn.0\)
Zyxel WAX620D-6E Firmware
All of
Zyxel WAX630S Firmware<6.70\(abzd.0\)
Zyxel WAX630S Firmware
All of
Zyxel WAX640S-6E<6.70\(accm.0\)
Zyxel WAX640S-6E Firmware
All of
Zyxel wax650s firmware<6.70\(abrm.0\)
Zyxel WAX650S
All of
Zyxel WAX655E Firmware<6.70\(acdo.0\)
Zyxel WAX655E Firmware
All of
Zyxel WBE660S firmware<6.70\(acgg.0\)
Zyxel WBE660S firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-37925?

    CVE-2023-37925 is classified as a high severity vulnerability due to improper privilege management in the Zyxel debug CLI command.

  • How do I fix CVE-2023-37925?

    To mitigate CVE-2023-37925, update the affected Zyxel firmware to the latest version provided by Zyxel.

  • Which Zyxel products are affected by CVE-2023-37925?

    CVE-2023-37925 affects multiple Zyxel products including ATP series, USG FLEX series, and USG20(W)-VPN series firmware versions within specified ranges.

  • What are the potential impacts of CVE-2023-37925?

    Exploitation of CVE-2023-37925 could allow unauthorized access to sensitive functionalities within the affected Zyxel devices.

  • When was CVE-2023-37925 discovered?

    CVE-2023-37925 was publicly disclosed in 2023, revealing critical vulnerabilities in multiple Zyxel firmware versions.

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