PT-2024-1936 · Zyxel · Zyxel Usg+1

Published 2024-02-28 · Updated 2024-02-28

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Zyxel USG and Zyxel VPN versions (affected versions not specified)

Description The issue is related to insufficient validation of incoming requests in the proactor1.2 service (/usr/sbin/proactor1.2/pro) of Zyxel USG and Zyxel VPN firewall and VPN devices' firmware. This can allow a remote attacker to bypass existing security restrictions.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

BDU:2024-01728

Affected Products

Zyxel Usg

Zyxel Vpn

References · 2

• https://bdu.fstec.ru/vul/2024-01728 · Security Note
• https://eclypsium.com/blog/dont-play-with-fire-prioritize-zyxel-firewall-update-to-fix-unreported-vulnerability/?ref=news.risky.biz · Note