CVE-2024-40720

Published Aug 2, 2024

Last updated 7 months ago

Overview

Description: The specific API in TCBServiSign Windows Version from CHANGING Information Technology does not properly validate server-side input. When a user visits a spoofed website, unauthenticated remote attackers can modify the `HKEY_CURRENT_USER` registry to execute arbitrary commands.
Source: twcert@cert.org.tw
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 8.8
Impact score: 5.9
Exploitability score: 2.8
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: NVD-CWE-noinfo
twcert@cert.org.tw: CWE-20

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:changingtec:tcb_servisign:*:*:*:*:*:windows:*:*",
            "vulnerable": true,
            "matchCriteriaId": "4F2A798C-915D-4A62-A562-5B1AFE7899A9",
            "versionEndExcluding": "1.0.24.0318"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References