CVE-2020-11682 — MEDIUM (6.5)

Vulnerability 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 Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Castel	Nextgen Dvr Firmware	1.0.0
Castel	Nextgen Dvr	-

Related Weaknesses (CWE)

CWE-352

References

http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRFThird Party Advisory
http://seclists.org/fulldisclosure/2020/Jun/8Mailing ListThird Party Advisory
https://www.securitymetrics.com/blog/where-did-request-come-from-cross-site-requThird Party Advisory
http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRFThird Party Advisory
http://seclists.org/fulldisclosure/2020/Jun/8Mailing ListThird Party Advisory
https://www.securitymetrics.com/blog/where-did-request-come-from-cross-site-requThird Party Advisory

FAQ

What is CVE-2020-11682?

CVE-2020-11682 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 t...

How severe is CVE-2020-11682?

CVE-2020-11682 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-11682?

Check the references section above for vendor advisories and patch information. Affected products include: Castel Nextgen Dvr Firmware, Castel Nextgen Dvr.