CVE-2021-33010: AVEVA System Platform Uncaught Exception
Published Apr 4, 2022
·Updated
An exception is thrown from a function in AVEVA System Platform versions 2017 through 2020 R2 P01, but it is not caught, which may cause a denial-of-service condition.
Affected Software
5 affected components
AVEVA Software, LLC AVEVA reports the vulnerability affects AVEVA System Platform versions 2017 through 2020 R2 P01 (inclusive)
AVEVA System Platform>=2017<2020
AVEVA System Platform=2020
AVEVA System Platform=2020-r2
AVEVA System Platform=2020-r2_p01
Remediation
Information
AVEVA recommends organizations evaluate the impact of these vulnerabilities based on their operational environment, architecture, and product implementation.
AutoBuild service is intended to be used only on the GR Node of System Platform during configuration. If the AutoBuild service is enabled on any Runtime nodes, it should be disabled. Furthermore, if the AutoBuild functionality is not used on the GR Node, the AutoBuild service can be disabled on the GR Node as an alternative mitigation that does not require patching.
AVEVA recommends users who need to continually use the AutoBuild functionality and cannot disable it in System Platform Versions 2017 through 2020 R2 P01 (inclusive) are affected by the vulnerabilities and should first upgrade to one of the System Platform versions listed below, then apply the corresponding security update:
System Platform 2020 R2 P01, 2020 R2, 2020: Apply AVEVA Communication Drivers Pack 2020 R2.1
System Platform 2017 U3 SP1 P01:
First apply AVEVA Communication Drivers Pack 2020 R2 AVEVA notes that Activated Licensing is required to apply AVEVA Communication Drivers Pack 2020 R2 on top of System Platform 2017 U3 SP1 P01. For information on AVEVA license compatibility, please contact AVEVA Customer Support.
Then apply AVEVA Communication Drivers Pack 2020 R2.1
Please see AVEVA’s security bulletin AVEVA-2021-002 for more information.
Event History
Apr 4, 2022
CVE Published
via MITRE·07:45 PM
Data Sourced
via MITRE·07:45 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
What is CVE-2021-33010?
CVE-2021-33010 is a vulnerability in AVEVA System Platform versions 2017 through 2020 R2 P01.
2
What is the severity of CVE-2021-33010?
CVE-2021-33010 has a severity rating of 7.5 (high).
3
How does CVE-2021-33010 impact AVEVA System Platform?
CVE-2021-33010 may cause a denial-of-service condition in AVEVA System Platform.
4
Which versions of AVEVA System Platform are affected by CVE-2021-33010?
AVEVA System Platform versions 2017 through 2020 R2 P01 are affected by CVE-2021-33010.
5
How can I fix CVE-2021-33010?
To fix CVE-2021-33010, update your AVEVA System Platform to a patched version provided by the vendor and follow the recommended security practices.