CVE-2023-33873: AVEVA Operations Control Logger Execution with Unnecessary Privileges
Published Nov 15, 2023
·Updated
This privilege escalation vulnerability, if exploited, cloud allow a local OS-authenticated user with standard privileges to escalate to System privilege on the machine where these products are installed, resulting in complete compromise of the target machine.
Affected Software
40 affected components
AVEVA Batch Management<2020
AVEVA Batch Management=2020
AVEVA Batch Management=2020-sp1
AVEVA Communication Drivers<2020
AVEVA Communication Drivers=2020
AVEVA Communication Drivers=2020-r2
AVEVA Communication Drivers=2020-r2_p01
AVEVA Edge<=20.1.101
AVEVA Enterprise Licensing<=3.7.002
AVEVA Historian<2020
AVEVA Historian=2020
AVEVA Historian=2020-r2
AVEVA Historian=2020-r2_p01
AVEVA Intouch<2020
AVEVA Intouch=2020
AVEVA Intouch=2020-r2
AVEVA Intouch=2020-r2_p01
AVEVA Manufacturing Execution System<2020
AVEVA Manufacturing Execution System=2020
AVEVA Manufacturing Execution System=2020-p01
AVEVA Mobile Operator<2020
AVEVA Mobile Operator=2020
AVEVA Mobile Operator=2020
AVEVA Mobile Operator=2020-r1
AVEVA Plant Scada<2020
AVEVA Plant Scada=2020
AVEVA Plant Scada=2020-r2
AVEVA Recipe Management<2020
AVEVA Recipe Management=2020
AVEVA Recipe Management=2020-update_1_patch_2
AVEVA System Platform<2020
AVEVA System Platform=2020
AVEVA System Platform=2020-r2
AVEVA System Platform=2020-r2_p01
AVEVA Telemetry Server=2020r2
AVEVA Telemetry Server=2020r2-sp1
AVEVA Work Tasks<2020
AVEVA Work Tasks=2020
AVEVA Work Tasks=2020-update_1
AVEVA Work Tasks=2020-update_2
Remediation
Information
AVEVA recommends that organizations evaluate the impact of these vulnerabilities based on their operational environment, architecture, and product implementation. Users of affected products should apply security updates as soon as possible.
In addition to applying security updates, users should follow these general precautions:
* Ensure that Guest or Anonymous local OS accounts are disabled.
* Ensure that only trusted users are able to login on the nodes where the Operations Control Logger is running.
Please see AVEVA Security Bulletin number AVEVA-2023-003 https://www.aveva.com/en/support-and-success/cyber-security-updates/ for more information and for links for individual security updates and mitigations for each of the affected products.
AVEVA System Platform 2020 through 2020 R2 SP1 cannot be newly installed on top of other AVEVA products which have been previously patched with the Operations Control Logger v22.1. For additional details please refer to Alert 000038736. https://softwaresupportsp.aveva.com/#/knowledgebase/details/000038736
Event History
Nov 15, 2023
CVE Published
04:22 PM
Data Sourced
04:22 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2023-33873?
CVE-2023-33873 is classified as a privilege escalation vulnerability.
2
How do I fix CVE-2023-33873?
To fix CVE-2023-33873, apply the latest patch or update provided by Aveva for the affected software.
3
Which products are affected by CVE-2023-33873?
CVE-2023-33873 affects multiple Aveva products, including Batch Management, Communication Drivers, and Historian Servers.
4
Who can exploit CVE-2023-33873?
CVE-2023-33873 can be exploited by a local OS-authenticated user with standard privileges.
5
What impact does CVE-2023-33873 have if exploited?
Exploitation of CVE-2023-33873 can lead to complete system compromise on the affected machine.