CVE-2023-6399

CVSS 5.7 MEDIUMEPSS 0.6%CWE-134

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.7EPSS 0.6%KEV nãoPoC —Patch referenciado

Lifecycle

20 Feb 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A format string vulnerability 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 FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, and USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the “deviceid” daemon by sending a crafted hostname to an affected device if it has the “Device Insight” feature enabled.

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

Zyxel · ATP series firmware Zyxel · USG20(W)-VPN series firmware Zyxel · USG FLEX 50(W) series firmware Zyxel · USG FLEX H series firmware Zyxel · USG FLEX series firmware

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps-02-20-2024