Security readout for executives and security teams
Plain-English summary
Siemens Tecnomatix Plant Simulation can be compromised when a user opens a malicious STP file in affected versions. Successful exploitation could run code with the user’s privileges, affecting confidentiality, integrity, and availability on engineering workstations.
Executive priority
Treat as high priority for teams using Tecnomatix Plant Simulation with external design files. The issue is not remotely exploitable by itself, but it can compromise valuable engineering workstations through routine file handling.
Technical view
CVE-2023-37376 is a CWE-843 type confusion flaw in STP file parsing in Tecnomatix Plant Simulation V2201 before V2201.0008 and V2302 before V2302.0002. CVSS 3.1 is 7.8: local attack vector, low complexity, no privileges, user interaction required, high impact.
Likely exposure
Exposure is most likely on engineering or manufacturing endpoints running affected Tecnomatix Plant Simulation versions and processing STP files from suppliers, partners, customers, or shared project repositories.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation. The CVSS temporal vector indicates proof-of-concept maturity, but exploitation requires a user to open a crafted STP file in an affected application.
Researcher notes
Analysis is limited to the provided CVE data and Siemens advisory reference. No exploit details are provided here. Key validation points are affected branch, exact build level, STP file exposure, and whether endpoint controls reduce file-delivered code execution risk.
Mitigation direction
- Inventory Tecnomatix Plant Simulation V2201 and V2302 installations.
- Upgrade V2201 to V2201.0008 or later.
- Upgrade V2302 to V2302.0002 or later.
- Review Siemens SSA-764801 for vendor-specific remediation guidance.
- Limit handling of untrusted STP files until affected systems are updated.
Validation and detection
- Confirm installed Tecnomatix Plant Simulation version on engineering endpoints.
- Identify users or workflows that open STP files from external sources.
- Verify updated systems meet or exceed V2201.0008 or V2302.0002.
- Check software deployment records for remaining vulnerable versions.
- Document compensating controls where upgrades are delayed.
Public sources used
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-843: 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-2023-37376 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
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- https://cert-portal.siemens.com/productcert/pdf/ssa-764801.pdfCVE reference
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.