VYPR
Moderate severityNVD Advisory· Published May 10, 2021· Updated Aug 3, 2024

Creation of Temporary File in Directory with Insecure Permissions in auto-generated Java, Scala code

CVE-2021-21430

Description

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec. Using File.createTempFile in JDK will result in creating and using insecure temporary files that can leave application and system data vulnerable to attacks. Auto-generated code (Java, Scala) that deals with uploading or downloading binary data through API endpoints will create insecure temporary files during the process. Affected generators: java (jersey2, okhttp-gson (default library)), scala-finch. The issue has been patched with Files.createTempFile and released in the v5.1.0 stable version.

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
org.openapitools:openapi-generatorMaven
< 5.1.05.1.0

Affected products

2

Patches

Vulnerability mechanics

References

6

News mentions

0

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