CVE-2023-5593

Published Nov 20, 2023

Last updated 5 months ago

Overview

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.
Source: security@zyxel.com.tw
NVD status: Modified

Risk scores

CVSS 3.1

Type: Secondary
Base score: 7.8
Impact score: 5.9
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

security@zyxel.com.tw: CWE-787

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:zyxel:secuextender_ssl_vpn:4.0.4.0:*:*:*:*:windows:*:*",
            "vulnerable": true,
            "matchCriteriaId": "46B6221D-7167-4AFF-9E26-6AE88C983EB9"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References