Submit #689427: lsFusion 6.1 Arbitrary File Overwrite and Deletioninfo

TitlelsFusion 6.1 Arbitrary File Overwrite and Deletion
DescriptionThe server-side MakeUnzipFileAction invokes the unpackFile method in ZipUtils. This method does not restrict filenames or symbolic links within the compressed archive, allowing directory traversal during extraction. As a result, files can be written to arbitrary locations and existing files may be overwritten, leading to arbitrary file overwrite and arbitrary file deletion vulnerabilities. This same issue also occurs with EmailReceiver.
Source⚠️ https://github.com/lsfusion/platform/issues/1545
User
 R1ckyZ (UID 92331)
Submission11/05/2025 08:36 (6 months ago)
Moderation11/16/2025 16:33 (11 days later)
StatusAccepted
VulDB entry332600 [lsfusion platform up to 6.1 ZipUtils.java unpackFile path traversal]
Points20

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