VDB-285676 · CVE-2024-53425 · EUVD-2024-51963

Assimp 5.4.3 SkipSpacesAndLineEnd heap-based overflow

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Assimp 5.4.3. It has been declared as critical. The affected element is the function SkipSpacesAndLineEnd. Executing a manipulation can lead to heap-based overflow. This vulnerability is handled as CVE-2024-53425. There is not any exploit available.

Detailsinfo

A vulnerability was found in Assimp 5.4.3. It has been declared as critical. This vulnerability affects the function SkipSpacesAndLineEnd. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is 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(). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A heap-buffer-overflow vulnerability was discovered in the SkipSpacesAndLineEnd function in Assimp v5.4.3. This issue occurs when processing certain malformed MD5 model files, leading to an out-of-bounds read and potential application crash.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-53425 since 11/20/2024. The exploitation appears to be easy. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/18/2025).

The vulnerability scanner Nessus provides a plugin with the ID 233803 (openSUSE 15 Security Update : assimp (openSUSE-SU-2025:0113-1)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the databases at Tenable (233803) and EUVD (EUVD-2024-51963). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Assimp

Version

5.4.3

Website

Product: https://github.com/assimp/assimp/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 233803
Nessus Name: openSUSE 15 Security Update : assimp (openSUSE-SU-2025:0113-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/20/2024 🔍
11/21/2024 +1 days 🔍
11/21/2024 +0 days 🔍
06/18/2025 +209 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-53425 (🔍)
GCVE (CVE): GCVE-0-2024-53425
GCVE (VulDB): GCVE-100-285676
EUVD: 🔍

Entryinfo

Created: 11/21/2024 15:00
Updated: 06/18/2025 17:51
Changes: 11/21/2024 15:00 (52), 04/04/2025 02:31 (2), 06/13/2025 16:59 (1), 06/18/2025 17:51 (1)
Complete: 🔍
Cache ID: 216::103