CVE-2025-1274: Critical Out-of-Bounds Write Vulnerability in Autodesk Revit

Overview

The cybersecurity landscape is riddled with vulnerabilities, and CVE-2025-1274 is a particularly alarming one, affecting a large number of organizations and individuals using Autodesk Revit. Autodesk Revit, a widely used architectural design software, has been found to contain a critical Out-of-Bounds Write vulnerability, which if exploited, can potentially compromise systems and lead to data leakage.
The severity of this vulnerability lies in its ability to allow a malicious actor to cause a system crash, corrupt data, or even execute arbitrary code in the context of the current process. This makes it a significant threat to businesses, particularly those in the architectural and design sector who heavily rely on Autodesk Revit for their day-to-day operations.

Vulnerability Summary

CVE ID: CVE-2025-1274
Severity: High (7.8 CVSS Score)
Attack Vector: Local File
Privileges Required: Low
User Interaction: Required
Impact: System compromise, data corruption, arbitrary code execution

Affected Products

Product | Affected Versions

Autodesk Revit | All previous versions until patch

How the Exploit Works

This vulnerability stems from the improper handling of maliciously crafted RCS files. An attacker can craft a malicious RCS file that, when parsed through Autodesk Revit, triggers an Out-of-Bounds Write condition. This condition can cause the software to write data beyond the memory space allocated for it, leading to a system crash, data corruption, or the execution of arbitrary code in the context of the current process.

Conceptual Example Code

Here’s a simplified, conceptual example of how an attacker might exploit this vulnerability:

# Attacker crafts a malicious RCS file
echo "malicious_payload" > exploit.rcs
# Attacker tricks victim into opening the RCS file in Autodesk Revit
# This triggers the Out-of-Bounds Write condition
open -a "Autodesk Revit" exploit.rcs

Please note that the above example is highly simplified and conceptual. The actual exploitation process would involve crafting a malicious RCS file that triggers the specific Out-of-Bounds Write condition.

Remediation and Mitigation

The best way to mitigate this vulnerability is to apply the patch provided by the vendor – Autodesk. Users are strongly advised to update their Autodesk Revit to the latest version, which contains a fix for this vulnerability.
As a temporary mitigation, users can also implement a Web Application Firewall (WAF) or Intrusion Detection System (IDS), which can help detect and block attempts to exploit this vulnerability. However, it’s important to note that these are only temporary solutions and cannot fully protect your systems from the vulnerability. The definitive solution is to apply the vendor’s patch.