VDB-254473 · CVE-2024-23120 · GCVE-0-2024-23120

Autodesk AutoCAD/Advance Steel/Civil 3D STP File ASMIMPORT228A.dll out-of-bounds write

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Autodesk AutoCAD, Advance Steel and Civil 3D. Affected is an unknown function in the library ASMIMPORT228A.dll of the component STP File Handler. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2024-23120. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Autodesk AutoCAD, Advance Steel and Civil 3D (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality in the library ASMIMPORT228A.dll of the component STP File Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A maliciously crafted STP file when parsed in ASMIMPORT228A.dll through Autodesk AutoCAD can force an Out-of-Bound Write. A malicious actor can leverage this vulnerability to cause a crash, write sensitive data, or execute arbitrary code in the context of the current process.

The weakness was presented 02/22/2024. The advisory is shared at autodesk.com. This vulnerability is known as CVE-2024-23120 since 01/11/2024. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/10/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Image Processing Software

Vendor

Autodesk

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

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

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/11/2024 🔍
02/22/2024 +42 days 🔍
02/22/2024 +0 days 🔍
04/19/2025 +421 days 🔍

Sourcesinfo

Advisory: autodesk.com
Status: Confirmed

CVE: CVE-2024-23120 (🔍)
GCVE (CVE): GCVE-0-2024-23120
GCVE (VulDB): GCVE-100-254473

Entryinfo

Created: 02/22/2024 07:55
Updated: 04/19/2025 00:07
Changes: 02/22/2024 07:55 (38), 06/15/2024 05:49 (15), 02/10/2025 22:43 (13), 04/19/2025 00:07 (3)
Complete: 🔍
Cache ID: 216::103