CVE-2023-35137

2023-11-3002:15:42

CWE-287

[email protected]

web.nvd.nist.gov

improper authentication

zyxel nas326

nas542

firmware

vulnerability

unauthenticated attacker

system information

crafted url

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

39.8%

JSON

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.

Affected configurations

Nvd

Node

zyxelnas326_firmwareRange≤5.21\(aazf.14\)c0

AND

zyxelnas326Match-

Node

zyxelnas542_firmwareRange≤5.21\(abag.11\)c0

AND

zyxelnas542Match-

VendorProductVersionCPE
zyxelnas326_firmware*cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*
zyxelnas326-cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*
zyxelnas542_firmware*cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*
zyxelnas542-cpe:2.3:h:zyxel:nas542:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
zyxel	nas326_firmware	*	cpe:2.3:o:zyxel:nas326_firmware::::::::
zyxel	nas326	-	cpe:2.3:h:zyxel:nas326:-:::::::*
zyxel	nas542_firmware	*	cpe:2.3:o:zyxel:nas542_firmware::::::::
zyxel	nas542	-	cpe:2.3:h:zyxel:nas542:-:::::::*

References

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