CVE-2023-41140 — A maliciously crafted PRT file when parsed through Autodesk AutoCAD 2024 and 202

A maliciously crafted PRT file when parsed through Autodesk AutoCAD 2024 and 2023 can be used to cause a Heap-Based Buffer Overflow. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the context of the current pr

01What is this vulnerability?

A maliciously crafted PRT file when parsed through Autodesk AutoCAD 2024 and 2023 can be used to cause a Heap-Based Buffer Overflow. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the context of the current process.

02Affected products

Vendor	Product	Versions
Autodesk	AutoCAD, Advance Steel and Civil 3D	2024, 2023

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-11-23T03:56:11.372Z
• Last modified: 2024-08-02T18:54:04.017Z

09References

• www.autodesk.com — https://www.autodesk.com/trust/security-advisories/adsk-sa-2023-0018