Maxon Cinema 4D SKP File Parser use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Maxon Cinema 4D. It has been classified as critical. This vulnerability affects unknown code of the component SKP File Parser. The manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2023-40489. Local access is required to approach this attack. No exploit exists. It is advisable to use the suggested workaround.

Detailsinfo

A vulnerability was found in Maxon Cinema 4D (unknown version). It has been rated as critical. This issue affects an unknown code block of the component SKP File Parser. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Maxon Cinema 4D SKP File Parsing Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Maxon Cinema 4D. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of SKP files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21437.

The weakness was disclosed 08/25/2023 as ZDI-23-1193. The advisory is shared at zerodayinitiative.com. The identification of this vulnerability is CVE-2023-40489 since 08/14/2023. Neither technical details nor an exploit are publicly available.

The best possible mitigation is suggested to be Workaround.

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

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.8
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Workaround
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/14/2023 🔍
08/25/2023 +11 days 🔍
08/25/2023 +0 days 🔍
05/28/2025 +642 days 🔍

Sourcesinfo

Advisory: ZDI-23-1193
Status: Confirmed

CVE: CVE-2023-40489 (🔍)
GCVE (CVE): GCVE-0-2023-40489
GCVE (VulDB): GCVE-100-237977

Entryinfo

Created: 08/25/2023 07:27
Updated: 05/28/2025 05:07
Changes: 08/25/2023 07:27 (37), 05/28/2025 05:07 (36)
Complete: 🔍
Cache ID: 216::103

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

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