First published: Mon Jul 17 2023(Updated: )
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(W) series firmware versions 5.00 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.00 through 5.36 Patch 2, VPN series firmware versions 5.00 through 5.36 Patch 2, NXC2500 firmware versions 6.10(AAIG.0) through 6.10(AAIG.3), and NXC5500 firmware versions 6.10(AAOS.0) through 6.10(AAOS.4), could allow an unauthenticated, LAN-based attacker to execute some OS commands on an affected device if the attacker could trick an authorized administrator to add their IP address to the managed AP list in advance.
Credit: security@zyxel.com.tw
Affected Software | Affected Version | How to fix |
---|---|---|
Zyxel USG 20w-VPN Firmware | >=5.00<5.37 | |
Zyxel USG20 | ||
Zyxel USG2200-VPN Firmware | >=5.00<5.37 | |
Zyxel USG2200-VPN Firmware | ||
Zyxel USG Flex 100 firmware | >=5.00<5.37 | |
Zyxel USG FLEX 100 | ||
Zyxel USG FLEX 100w firmware | >=5.00<5.37 | |
Zyxel USG FLEX 100w firmware | ||
Zyxel USG FLEX firmware | >=5.00<5.37 | |
Zyxel USG FLEX 200 firmware | ||
Zyxel USG FLEX 50(W) series firmware | >=5.00<5.37 | |
Zyxel USG FLEX 50 | ||
Zyxel USG FLEX firmware | >=5.00<5.37 | |
Zyxel USG FLEX 500 firmware | ||
Zyxel USG FLEX 50w | >=5.00<5.37 | |
Zyxel USG FLEX 50(W) series firmware | ||
Zyxel USG FLEX firmware | >=5.00<5.37 | |
Zyxel USG FLEX 700 firmware | ||
Zyxel ZyWall ATP100 Firmware | >=5.00<5.37 | |
Zyxel ZyWall ATP100 Firmware | ||
Zyxel Zywall ATP100W | >=5.00<5.37 | |
Zyxel Zywall ATP100W Firmware | ||
Zyxel Zywall ATP200 | >=5.00<5.37 | |
Zyxel Zywall ATP200 | ||
Zyxel Zywall ATP500 | >=5.00<5.37 | |
Zyxel Zywall ATP500 Firmware | ||
Zyxel Zywall ATP700 | >=5.00<5.37 | |
Zyxel Zywall ATP700 Firmware | ||
Zyxel Zywall ATP800 Firmware | >=5.00<5.37 | |
Zyxel Zywall ATP800 Firmware | ||
Zyxel Zywall VPN 100 | >=5.00<5.37 | |
Zyxel Zywall VPN 50 | ||
Zyxel Zywall VPN 2S | >=5.00<5.37 | |
Zyxel Zywall VPN 2S | ||
Zyxel Zywall VPN 300 Firmware | >=5.00<5.37 | |
Zyxel Zywall VPN 300 | ||
Zyxel Zywall VPN 50 Firmware | >=5.00<5.37 | |
Zyxel Zywall VPN 50 Firmware | ||
Zyxel Zywall VPN 100 | >=5.00<5.37 | |
Zyxel Zywall VPN100 | ||
Zyxel Zywall VPN300 | >=5.00<5.37 | |
Zyxel Zywall VPN300 | ||
Zyxel Zywall VPN 50 | >=5.00<5.37 | |
Zyxel Zywall VPN 50 Firmware | ||
Zyxel NXC2500 firmware | >=6.10\(aaig.0\)<=6.10\(aaig.3\) | |
Zyxel NXC2500 firmware | ||
Zyxel NXC5500 | >=6.10\(aaos.0\)<=6.10\(aaos.4\) | |
Zyxel NXC5500 Firmware |
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The severity of CVE-2023-34141 is high.
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(W) series firmware versions 5.00 through 5.36 Patch 2, and USG20(W)-VPN series firmware versions 5.00 through 5.36 Patch 2 are affected by CVE-2023-34141.
Apply the available patch or firmware update provided by Zyxel to fix CVE-2023-34141.
The CWE ID for CVE-2023-34141 is CWE-77 and CWE-78.
You can find more information about CVE-2023-34141 [here](https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers).