Improper access control in Ignition - CVE-2021-43996

 

Improper access control in Ignition - CVE-2021-43996

Published: November 26, 2021


Vulnerability identifier: #VU58392
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-43996
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in the "fix variable names" feature. A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application.


Affected software

Ignition

How to mitigate CVE-2021-43996

Install updates from vendor's website.

Ignition - addressed in versions 1.6.15, 2.0.6

External References

Related Security Bulletins