Vulnerability Monitor

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CVE-2023-35137

An improper authentication vulnerability in the authentication module 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 obtain system information by sending a crafted URL to a vulnerable device.

Published

2023-11-30T02:15:42.460

Last Modified

2024-11-21T08:08:00.607

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	zyxel	nas326_firmware	≤ 5.21\(aazf.14\)c0	Yes
Hardware	zyxel	nas326	-	No
Operating System	zyxel	nas542_firmware	≤ 5.21\(abag.11\)c0	Yes
Hardware	zyxel	nas542	-	No

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products Patch, Vendor Advisory ([email protected])
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)