Security readout for executives and security teams
Plain-English summary
AVEVA System Platform may accept data or communication without properly confirming it came from a valid source. In an industrial environment, that can put sensitive data, process integrity, and availability at risk if an already highly privileged attacker can reach the system.
Executive priority
Treat this as a high-priority OT risk when affected AVEVA System Platform versions support production operations. It is not confirmed as actively exploited here, but the potential impact spans data exposure, process manipulation, and service disruption.
Technical view
CVE-2021-32985 is a CWE-346 origin validation error in AVEVA System Platform, described for versions 2017 through 2020 R2 P01. CVSS 3.1 is 7.2: network attack vector, low complexity, high privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely in organizations running AVEVA System Platform in the stated 2017 through 2020 R2 P01 range. The provided affected list only explicitly names 2017, so teams should verify version scope against AVEVA and CISA guidance.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The CVSS vector indicates exploitation is network-reachable but requires high privileges, which lowers likelihood while leaving serious impact if those privileges are obtained.
Researcher notes
Key uncertainty is affected-version precision: the description spans 2017 through 2020 R2 P01, while the structured affected entry only lists 2017. Do not broaden product impact beyond AVEVA System Platform without checking the linked advisories.
Mitigation direction
- Review AVEVA Security Bulletin AVEVA-2021-002 for official fixes or upgrade guidance.
- Review CISA advisory ICSA-21-180-05 for vendor-confirmed remediation direction.
- Prioritize reducing network reachability to affected System Platform components.
- Audit privileged accounts that can access affected System Platform environments.
- Confirm backups and recovery procedures for dependent industrial operations.
Validation and detection
- Inventory AVEVA System Platform deployments and record exact installed versions.
- Compare versions against AVEVA and CISA affected-version statements.
- Check whether affected systems are reachable from non-management networks.
- Review privileged account access paths to System Platform hosts and services.
- Document remediation status and any accepted operational exceptions.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-346: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2021-32985 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.2 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H1.25.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.2HighVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-180-05CVE reference · x_refsource_CONFIRM
- https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-002.pdfCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Origin Validation Error
Origin Validation Error represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.