CVE-2023-50188: Trimble SketchUp Viewer SKP File Parsing Uninitialized Variable Remote Code Execution Vulnerability

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-03 · updated 2026-06-17
Weakness: CWE-457

Description

Trimble SketchUp Viewer SKP File Parsing Uninitialized Variable Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Trimble SketchUp Viewer. 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 proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20792.

Affected products

Trimble SketchUp Viewer: before 23.2.101; before 23.2.102 — fixed in 23.2.101, 23.2.102

How to fix

Upgrade to a fixed version: Trimble SketchUp Viewer 23.2.101, 23.2.102. Check the vendor advisory for mitigations.

References

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