CVE-2020-25757 Information

Description

A lack of input validation and access controls in Lua CGIs on D-Link DSR VPN routers may result in arbitrary input being passed to system command APIs resulting in arbitrary command execution with root privileges. This affects DSR-150 DSR-250 DSR-500 and DSR-1000AC with firmware 3.14 and 3.17.

CVSS Vector

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

Reference

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10195 https://www.dlink.com/en/security-bulletin https://www.digitaldefense.com/news/zero-day-vuln-d-link-vpn-routers/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8