CVE-2023-35138

2023-11-3002:15:42

CWE-78

[email protected]

web.nvd.nist.gov

command injection

zyxel

nas326

nas542

firmware

vulnerability

http

post request

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

24.3%

JSON

A command injection vulnerability in the “show_zysync_server_contents” function of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.

Affected configurations

NVD

Node

zyxelnas326_firmwareRange≤5.21\(aazf.14\)c0

AND

zyxelnas326Match-

Node

zyxelnas542_firmwareRange≤5.21\(abag.11\)c0

AND

zyxelnas542Match-

References

www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products