CVE-2025-10158
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-18

Last updated on: 2025-11-18

Assigner: Rapid7, Inc.

Description
A malicious client acting as the receiver of an rsync file transfer can trigger an out of bounds read of a heap based buffer, via a negative array index. The malicious rsync client requires at least read access to the remote rsync module in order to trigger the issue.
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Meta Information
Published
2025-11-18
Last Modified
2025-11-18
Generated
2026-06-16
AI Q&A
2025-11-18
EPSS Evaluated
2026-06-14
NVD
CVE-2025-10158
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
rsync rsync *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-129 The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.
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Executive Summary

This vulnerability occurs when a malicious rsync client, acting as the receiver in a file transfer, triggers an out of bounds read of a heap-based buffer by using a negative array index. To exploit this, the malicious client must have at least read access to the remote rsync module.

Impact Analysis

The vulnerability can lead to an out of bounds read, which may cause information disclosure or instability in the rsync service. However, it does not directly impact confidentiality or availability according to the CVSS score, but it can affect integrity to a limited extent.

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