CVE-2023-5797 Privilege escalation in ATP series firmware

Medium 5.5 Published 28 Nov 2023 Updated 2 Dec 2024

An authenticated local attacker can access administrator logs via improper privilege management in the debug CLI command on Zyxel devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-5797?

CVE-2023-5797 is a medium-severity vulnerability in Zyxel ATP series firmware, published on 28 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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 the administrator’s logs on an affected device.

Weakness: CWE-269

Which versions are affected by CVE-2023-5797?

It affects 20 products.

Products include Zyxel Nwa110ax Firmware, Zyxel Nwa1123acv3 Firmware, Zyxel Nwa210ax Firmware, Zyxel Nwa220ax-6e Firmware, Zyxel Nwa50ax-Pro Firmware, Zyxel Nwa50ax Firmware and 14 more.

How do I fix CVE-2023-5797?

No fix has been published for CVE-2023-5797 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-5797 being exploited?

There is no known exploitation of CVE-2023-5797 in the wild and no public exploit code.

Sources

Also known as GHSA-x5q7-jv6g-p5gv.