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カテゴリ
CVE-2022-24837

Enumerable upload file names in hedgedoc

概要

Enumerable upload file names in hedgedoc

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

HedgeDoc is an open-source, web-based, self-hosted, collaborative markdown editor. Images uploaded with HedgeDoc version 1.9.1 and later have an enumerable filename after the upload, resulting in potential information leakage of uploaded documents. This is especially relevant for private notes and affects all upload backends, except Lutim and imgur. This issue is patched in version 1.9.3 by replacing the filename generation with UUIDv4. If you cannot upgrade to HedgeDoc 1.9.3, it is possible to block POST requests to /uploadimage, which will disable future uploads.

出典: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV

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