CVE-2023-5593

Published: Nov 20, 2023Modified: Nov 21, 2024

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: security@zyxel.com.tw (Secondary)

Description

The out-of-bounds write vulnerability in the Windows-based SecuExtender SSL VPN Client software version 4.0.4.0 could allow an authenticated local user to gain a privilege escalation by sending a crafted CREATE message.

Affected (1)

Products: Zyxel: Secuextender Ssl Vpn

Zyxel

1 product

Secuextender Ssl Vpn

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Zyxel Secuextender Ssl Vpn	Version 4.0.4.0

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (2)

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-out-of-bounds-write-vulnerability-in-secuextender-ssl-vpn-client-software

Source: security@zyxel.com.tw

PatchVendor Advisory

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-out-of-bounds-write-vulnerability-in-secuextender-ssl-vpn-client-software

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.