Insecure DLL loading in AVEVA PCS Portal



Published: 2021-09-10
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-38410
CWE-ID CWE-427
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe
Platform Common Services (PCS) Portal
Server applications / Other server solutions

AVEVA Batch Management
Server applications / Other server solutions

AVEVA Work Tasks
Server applications / Other server solutions

AVEVA Mobile Operator
Server applications / Other server solutions

AVEVA Manufacturing Execution System
Server applications / Other server solutions

AVEVA Enterprise Data Management
Server applications / Other server solutions

AVEVA System Platform
Server applications / SCADA systems

Vendor AVEVA Software, LLC.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Insecure DLL loading

EUVDB-ID: #VU56440

Risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-38410

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A local user can control one or more locations in the search path.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Platform Common Services (PCS) Portal: 4.4.6 - 4.5.2

AVEVA System Platform: 2020 - 2020 R2 P01

AVEVA Batch Management: 2020

AVEVA Work Tasks: 2020 Update 1

AVEVA Mobile Operator: 2020

AVEVA Manufacturing Execution System: 2020

AVEVA Enterprise Data Management: 2021

External links

http://ics-cert.us-cert.gov/advisories/icsa-21-252-01
http://www.aveva.com/en/support-and-success/cyber-security-updates/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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