CVE-2023-37925: Medium severity zyxel zld firmware vulnerability

Published 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.

Affected Software

61 affected components
All of the following
Zyxel ZLD>=4.32<=5.37
Any of the following
Zyxel Atp100
Zyxel Atp100w
Zyxel ATP200
Zyxel ATP500
Zyxel Atp700
Zyxel ATP800
All of the following
Zyxel ZLD>=4.50<=5.37
Any of the following
Zyxel Usg Flex 100
Zyxel Usg Flex 100w
Zyxel USG FLEX 200
Zyxel USG FLEX 50
Zyxel USG FLEX 500
Zyxel Usg Flex 50w
Zyxel USG FLEX 700
All of the following
Zyxel ZLD>=4.16<=5.37
Any of the following
Zyxel Usg 20w-vpn
Zyxel Vpn50w
All of the following
Zyxel ZLD>=4.30<=5.37
Any of the following
Zyxel Vpn100
Zyxel Vpn1000
Zyxel Vpn300
Zyxel Vpn50
All of the following
Zyxel NWA110AX firmware<6.70\(abtg.0\)
Zyxel NWA110AX
All of the following
Zyxel NWA1123ACv3 firmware<6.70\(abvt.0\)
Zyxel NWA1123ACv3
All of the following
Zyxel Nwa210ax Firmware<6.70\(abtd.0\)
Zyxel Nwa210ax
All of the following
Zyxel Nwa220ax-6e Firmware<6.70\(acco.0\)
Zyxel Nwa220ax-6e
All of the following
Zyxel NWA50AX firmware<6.80\(abyw.0\)
Zyxel NWA50AX
All of the following
Zyxel Nwa50ax-pro Firmware<6.80\(acge.0\)
Zyxel Nwa50ax-pro
All of the following
Zyxel Nwa55axe Firmware<6.80\(abzl.0\)
Zyxel Nwa55axe
All of the following
Zyxel Nwa90ax Firmware<6.80\(accv.0\)
Zyxel Nwa90ax
All of the following
Zyxel Nwa90ax-pro Firmware<6.80\(acgf.0\)
Zyxel Nwa90ax-pro
All of the following
Zyxel WAC500 firmware<6.70\(abvs.0\)
Zyxel WAC500
All of the following
Zyxel Wac500h Firmware<6.70\(abwa.0\)
Zyxel Wac500h
All of the following
Zyxel WAX510D firmware<6.70\(abtf.0\)
Zyxel WAX510D
All of the following
Zyxel Wax610d Firmware<6.70\(abte.0\)
Zyxel Wax610d
All of the following
Zyxel Wax620d-6e Firmware<6.70\(accn.0\)
Zyxel Wax620d-6e
All of the following
Zyxel Wax630s Firmware<6.70\(abzd.0\)
Zyxel Wax630s
All of the following
Zyxel Wax640s-6e Firmware<6.70\(accm.0\)
Zyxel Wax640s-6e
All of the following
Zyxel Wax650s Firmware<6.70\(abrm.0\)
Zyxel Wax650s
All of the following
Zyxel WAX655E firmware<6.70\(acdo.0\)
Zyxel WAX655E
All of the following
Zyxel WBE660S firmware<6.70\(acgg.0\)
Zyxel WBE660S

Event History

Nov 28, 2023
CVE Published
01:30 AM
Data Sourced
01:30 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

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.

2

How do I fix CVE-2023-37925?

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

3

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.

4

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.

5

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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