Improper Authorization in SmartPPT SCADA - CVE-2021-43939

 

Improper Authorization in SmartPPT SCADA - CVE-2021-43939

Published: April 20, 2022


Vulnerability identifier: #VU62453
CSH Severity: Low
CVSS v4: 9.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H]
CVE-ID: CVE-2021-43939
CWE-ID: CWE-285
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to bypass authorization checks.

The vulnerability exists due to incorrect authorization. A local user can access higher level administration authorization by issuing requests directly to the desired endpoints.


Affected software

SmartPPT SCADA

How to mitigate CVE-2021-43939

Install updates from vendor's website.

SmartPPT SCADA - update to 2.3.4

External References

Related Security Bulletins