CVE-2020-11682 Information

Description

Castel NextGen DVR v1.0.0 is vulnerable to CSRF in all state-changing request. A __RequestVerificationToken is set by the web interface and included in requests sent by web interface. However this token is not verified by the application: the token can be removed from all requests and the request will succeed.

CVSS Vector

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

Reference

http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRF-Disclosure.html http://seclists.org/fulldisclosure/2020/Jun/8 https://www.securitymetrics.com/blog/where-did-request-come-from-cross-site-request-forgery-csrf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5