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CVE-2023-35139

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CVE-2023-35139

Published: Nov 28, 2023

Modified: Aug 2, 2024

PUBLISHED

CVSS v3.1

5.2

MEDIUM

Description

A cross-site scripting (XSS) vulnerability in the CGI program of the Zyxel ATP series firmware versions 5.10 through 5.37, USG FLEX series firmware versions 5.00 through 5.37, USG FLEX 50(W) series firmware versions 5.10 through 5.37, USG20(W)-VPN series firmware versions 5.10 through 5.37, and VPN series firmware versions 5.00 through 5.37, could allow an unauthenticated LAN-based attacker to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed to steal cookies when the user visits the specific CGI used for dumping ZTP logs.

VendorProductVersions

Zyxel

ATP series firmware

affected
versions 5.10 through 5.37

Zyxel

USG FLEX series firmware

affected
versions 5.00 through 5.37

Zyxel

USG FLEX 50(W) series firmware

affected
versions 5.10 through 5.37

Zyxel

USG20(W)-VPN series firmware

affected
versions 5.10 through 5.37

Zyxel

VPN series firmware

affected
versions 5.00 through 5.37

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

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