PT-2024-1935 · Zyxel · Zyxel Usg+1

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

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

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

Description The issue is related to a buffer overflow in the memory of the SMB service in the firmware of Zyxel USG and Zyxel VPN firewalls and VPN devices. This can be exploited by a remote attacker to cause a denial of service.

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

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2024-01727

Affected Products

Zyxel Usg

Zyxel Vpn

References · 2

• https://bdu.fstec.ru/vul/2024-01727 · Security Note
• https://eclypsium.com/blog/dont-play-with-fire-prioritize-zyxel-firewall-update-to-fix-unreported-vulnerability/?ref=news.risky.biz · Note