CVE-2021-40350 — CRITICAL (9.8)

Vulnerability Description

webctrl.cgi.elf on Christie Digital DWU850-GS V06.46 devices allows attackers to perform any desired action via a crafted query containing an unspecified Cookie header. Authentication bypass can be achieved by including an administrative cookie that the device does not validate.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Christiedigital	Dwu850-Gs Firmware	06.46
Christiedigital	Dwu850-Gs	-

Related Weaknesses (CWE)

CWE-287

References

https://securityshards.wordpress.com/2021/08/31/cve-pending-christie-dwu850-gs-aExploitThird Party Advisory
https://securityshards.wordpress.com/2021/08/31/cve-pending-christie-dwu850-gs-aExploitThird Party Advisory

FAQ

What is CVE-2021-40350?

CVE-2021-40350 is a vulnerability with a CVSS score of 9.8 (CRITICAL). webctrl.cgi.elf on Christie Digital DWU850-GS V06.46 devices allows attackers to perform any desired action via a crafted query containing an unspecified Cookie header. Authentication bypass can be ac...

How severe is CVE-2021-40350?

CVE-2021-40350 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-40350?

Check the references section above for vendor advisories and patch information. Affected products include: Christiedigital Dwu850-Gs Firmware, Christiedigital Dwu850-Gs.