Security readout for executives and security teams
Plain-English summary
CVE-2023-24549 affects Siemens Solid Edge SE2022 and SE2023. A malicious PAR file can trigger a memory corruption flaw when opened, allowing code execution with the user’s privileges. The business risk is concentrated on engineering workstations that open CAD part files, especially if files come from outside trusted workflows.
Executive priority
Prioritize patching affected engineering workstations because successful exploitation could compromise sensitive designs and the user’s workstation. Urgency is high, but evidence provided does not support claims of active exploitation.
Technical view
The flaw is a stack-based buffer issue, CWE-121, in Solid Edge PAR file parsing. A specially crafted PAR file can lead to code execution in the current process. CVSS 3.1 is 7.8 high, with local attack vector, low complexity, no privileges required, user interaction required, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to systems running Solid Edge SE2022 before V222.0MP12 or Solid Edge SE2023 before V223.0Update2. Workstations used to open PAR files are the primary concern.
Exploitation context
The CVE record indicates proof-of-concept maturity, but the provided bundle does not show CISA KEV listing or active exploitation. Exploitation requires user interaction with a specially crafted PAR file.
Researcher notes
Analysis is constrained to the supplied CVE and Siemens advisory references. The issue is file-parser memory corruption with user interaction, not a network service exposure. Avoid assuming additional Solid Edge releases are affected unless Siemens identifies them.
Mitigation direction
- Update Solid Edge SE2022 to V222.0MP12 or later.
- Update Solid Edge SE2023 to V223.0Update2 or later.
- Review Siemens SSA-491245 for product-specific remediation guidance.
- Treat unexpected PAR files as untrusted until affected systems are updated.
Validation and detection
- Inventory Solid Edge SE2022 and SE2023 installations.
- Compare installed versions against V222.0MP12 and V223.0Update2 thresholds.
- Confirm engineering workstations received the applicable Siemens update.
- Check vulnerability tooling maps findings to CVE-2023-24549.
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-121: 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-2023-24549 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.
Stack-based Buffer Overflow
Stack-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.