CVE-2025-14847 PoC — Zlib compressed protocol header length confusion may allow memory read

Source

https://github.com/JemHadar/MongoBleed-DFIR-Triage-Script-CVE-2025-14847

Associated Vulnerability

Title:Zlib compressed protocol header length confusion may allow memory read (CVE-2025-14847)
Description:Mismatched length fields in Zlib compressed protocol headers may allow a read of uninitialized heap memory by an unauthenticated client. This issue affects all MongoDB Server v7.0 prior to 7.0.28 versions, MongoDB Server v8.0 versions prior to 8.0.17, MongoDB Server v8.2 versions prior to 8.2.3, MongoDB Server v6.0 versions prior to 6.0.27, MongoDB Server v5.0 versions prior to 5.0.32, MongoDB Server v4.4 versions prior to 4.4.30, MongoDB Server v4.2 versions greater than or equal to 4.2.0, MongoDB Server v4.0 versions greater than or equal to 4.0.0, and MongoDB Server v3.6 versions greater than or equal to 3.6.0.

Description

The script focuses on safe artifact acquisition first, followed by optional on-host analysis, and produces a portable, hashed forensic archive suitable for offline investigation on a forensic workstation.

File Snapshot

Remarks

1. It is advised to access via the original source first.

2. Local POC snapshots are reserved for subscribers — if the original source is unavailable, the local mirror is part of the paid plan.

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