๐Ÿ” CVE Alert

CVE-2023-27988

HIGH 7.2
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th

The post-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.13)C0 could allow an authenticated attacker with administrator privileges to execute some operating system (OS) commands on an affected device remotely.

CWE CWE-78
Vendor zyxel
Product nas326 firmware
Published May 30, 2023
Last Updated Jan 14, 2025
Stay Ahead of the Next One

Get instant alerts for zyxel nas326 firmware

Be the first to know when new high vulnerabilities affecting zyxel nas326 firmware are published โ€” delivered to Slack, Telegram or Discord.

Get Free Alerts โ†’ Free ยท No credit card ยท 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Zyxel / NAS326 firmware
< V5.21(AAZF.13)C0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
zyxel.com: https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerability-in-nas-products