Autodesk Revit up to 2025 PDF File heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Autodesk Revit. This affects an unknown function of the component PDF File Handler. Such manipulation leads to heap-based overflow. This vulnerability is listed as CVE-2025-1656. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Autodesk Revit. It has been rated as critical. Affected by this issue is an unknown functionality of the component PDF File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. CVE summarizes:

A maliciously crafted PDF file, when linked or imported into Autodesk applications, can force a Heap-Based Overflow vulnerability. 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.

The advisory is shared for download at autodesk.com. This vulnerability is handled as CVE-2025-1656 since 02/24/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 234621 (Autodesk Revit 2025.x < 2025.4.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2025.4.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (234621) and EUVD (EUVD-2025-11000). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (autodesk): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 234621
Nessus Name: Autodesk Revit 2025.x < 2025.4.1 Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Revit 2025.4.1

Timelineinfo

02/24/2025 🔍
04/15/2025 +49 days 🔍
04/15/2025 +0 days 🔍
09/19/2025 +156 days 🔍

Sourcesinfo

Advisory: autodesk.com
Status: Confirmed

CVE: CVE-2025-1656 (🔍)
GCVE (CVE): GCVE-0-2025-1656
GCVE (VulDB): GCVE-100-304928
EUVD: 🔍

Entryinfo

Created: 04/15/2025 23:18
Updated: 09/19/2025 01:31
Changes: 04/15/2025 23:18 (64), 04/19/2025 03:22 (2), 08/19/2025 17:46 (12), 09/19/2025 01:31 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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