CVE-2023-5372

Description

The post-authentication command injection vulnerability in Zyxel NAS326 firmware versions through V5.21(AAZF.15)C0 and NAS542 firmware versions through V5.21(ABAG.12)C0 could allow an authenticated attacker with administrator privileges to execute some operating system (OS) commands by sending a crafted query parameter attached to the URL of an affected device’s web management interface.

Category

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 8.60% Top 10%
Vendor Advisory zyxel.com
Affected: Zyxel NAS326 firmware
Affected: Zyxel NAS542 firmware
Published at:
Updated at:

References

Link Tags
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerability-in-nas-products-01-30-2024 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-5372?
CVE-2023-5372 has been scored as a high severity vulnerability.
How to fix CVE-2023-5372?
To fix CVE-2023-5372, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-5372 being actively exploited in the wild?
It is possible that CVE-2023-5372 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~9% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-5372?
CVE-2023-5372 affects Zyxel NAS326 firmware, Zyxel NAS542 firmware.
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