CVE Vulnerabilities

CVE-2021-40350

Improper Authentication

Published: Sep 01, 2021 | Modified: Sep 09, 2021
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

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.

Weakness

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Affected Software

Name Vendor Start Version End Version
Dwu850-gs_firmware Christiedigital 06.46 (including) 06.46 (including)

Potential Mitigations

References