Security readout for executives and security teams
Plain-English summary
A malicious STP CAD file can crash or take over affected Siemens Solid Edge processes when opened by a user. The business risk is centered on engineering workstations and file-sharing workflows where external CAD files are received from suppliers, customers, or unknown sources.
Executive priority
Treat as high priority for engineering environments that exchange CAD files externally. The issue needs user interaction, but compromise could affect sensitive designs and workstation integrity. Prioritize patching exposed Solid Edge users first.
Technical view
CVE-2023-24581 is a CWE-416 use-after-free in Siemens Solid Edge STP file parsing. The vulnerability requires user interaction and local file processing, but successful exploitation may execute code in the current process with high confidentiality, integrity, and availability impact. CVSS is 7.8.
Likely exposure
Organizations using affected Siemens Solid Edge SE2022 or SE2023 versions are exposed, especially teams that open third-party STP files. Exposure depends on installed versions and whether Siemens fixed maintenance packs or updates have been applied.
Exploitation context
The CVSS vector requires local interaction and no privileges. The bundle does not show CISA KEV listing or active exploitation. Its temporal metric indicates proof-of-concept maturity, but no weaponized exploitation evidence is provided here.
Researcher notes
The source bundle identifies use-after-free in STP parsing and code execution in the current process. The affected list contains a broad SE2022 all-versions entry, so confirm exact remediation details in Siemens advisory before closing exposure.
Mitigation direction
- Upgrade Solid Edge SE2022 to V222.0MP12 or later where applicable.
- Upgrade Solid Edge SE2023 to V223.0Update2 or later.
- Review Siemens SSA-491245 for product-specific remediation guidance.
- Restrict opening untrusted STP files until affected systems are updated.
- Use normal endpoint controls for engineering workstations handling external CAD files.
Validation and detection
- Inventory Solid Edge SE2022 and SE2023 installations across engineering endpoints.
- Compare installed versions against V222.0MP12 and V223.0Update2 thresholds.
- Confirm STP files from external parties are handled through controlled workflows.
- Check whether Siemens SSA-491245 names additional product-specific notes.
- Document any unsupported or still-affected installations for risk acceptance.
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-416: 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-2023-24581 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-491245.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.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.