First published: Mon Apr 04 2022(Updated: )
AVEVA System Platform versions 2017 through 2020 R2 P01 uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Credit: ics-cert@hq.dhs.gov
Affected Software | Affected Version | How to fix |
---|---|---|
AVEVA System Platform | >=2017<2020 | |
AVEVA System Platform | =2020 | |
AVEVA System Platform | =2020-r2 | |
AVEVA System Platform | =2020-r2_p01 | |
AVEVA Software, LLC AVEVA reports the vulnerability affects AVEVA System Platform versions 2017 through 2020 R2 P01 (inclusive) |
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.
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CVE-2021-32981 is a vulnerability in AVEVA System Platform versions 2017 through 2020 R2 P01 that allows an attacker to construct a pathname to access files or directories outside of the intended restricted directory.
CVE-2021-32981 has a severity rating of 7.2 out of 10, indicating a high severity.
AVEVA System Platform versions 2017 through 2020 R2 P01 are affected by CVE-2021-32981.
To fix CVE-2021-32981, it is recommended to apply the security patch provided by AVEVA. Please refer to the AVEVA Security Bulletin for more information.
You can find more information about CVE-2021-32981 in the AVEVA Security Bulletin and the CISA advisory.