Security readout for executives and security teams
Plain-English summary
This affects Siemens Solid Edge when users open malicious PAR part files. A crafted file can make the application access an uninitialized pointer and potentially run attacker code as the current user. The main business risk is compromise of engineering workstations that handle CAD files from external or less-trusted sources.
Executive priority
Prioritize remediation on engineering workstations that open external CAD files. This is not described as remotely exploitable without user interaction, but successful exploitation could compromise sensitive design data and the user workstation.
Technical view
CVE-2023-24561 is a CWE-824 uninitialized pointer access flaw in Solid Edge SE2022 before V222.0MP12 and SE2023 before V223.0Update2. The issue is triggered while parsing specially crafted PAR files and may allow code execution in the current process. CVSS 3.1 score is 7.8, with local attack vector and required user interaction.
Likely exposure
Exposure is likely limited to endpoints running affected Siemens Solid Edge SE2022 or SE2023 versions, especially engineering users who receive or open PAR files from third parties, suppliers, customers, or shared project repositories.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. Exploitation requires a user to open a specially crafted PAR file locally. The CVSS vector indicates low complexity, no privileges required, and high confidentiality, integrity, and availability impact after successful execution.
Researcher notes
The evidence supports affected products, version thresholds, CWE-824 classification, PAR parsing trigger, and code execution impact. The bundle does not provide exploit samples, observed attacks, or detailed patch internals. Treat exploit status as unconfirmed unless Siemens, CISA KEV, or another cited source states otherwise.
Mitigation direction
- Upgrade Solid Edge SE2022 to V222.0MP12 or later.
- Upgrade Solid Edge SE2023 to V223.0Update2 or later.
- Check Siemens ProductCERT SSA-491245 for vendor-specific deployment guidance.
- Restrict opening PAR files from untrusted senders or unmanaged repositories.
- Run Solid Edge with least-privilege user accounts where practical.
Validation and detection
- Inventory Solid Edge installations and record exact SE2022 or SE2023 update levels.
- Confirm no deployed version is below V222.0MP12 or V223.0Update2.
- Identify users and workflows that exchange PAR files externally.
- Review endpoint telemetry for Solid Edge processing unexpected external PAR files.
- Verify patched systems still open trusted PAR files normally.
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
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ATT&CK lookup starting points
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CWE-824: Exact CWE lookup
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Open ATT&CK lookupCVE-2023-24561 mapping review
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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
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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.