7.5

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2019-17561

CVE-2019-17561: Improper Verification of Cryptographic Signature in Apache Netbeans

The "Apache NetBeans" autoupdate system does not fully validate code signatures. An attacker could modify the downloaded nbm and include additional code. "Apache NetBeans" versions up to and including 11.2 are affected by this vulnerability. NetBeans releases before the Apache transition started may also be affected.

(GitHub Advisory)

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CVE-2019-17561

CVE-2019-17561:

7.5

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
org.codehaus.mevenide:netbeans	maven	<= 3.1.4

Technical Details

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Root Cause Analysis

The vulnerability (CVE-2019-17561) explicitly states that the autoupdate system fails to fully validate code signatures in NBM files. The autoupdate process in Apache NetBeans involves downloading and installing plugins, which requires cryptographic signature verification. Functions directly responsible for signature checks (e.g., verifySignature()) and installation logic (e.g., installNBM()) are the most likely points of failure. While the exact code is not provided, the CWE-347 context and the vulnerability description strongly implicate these core autoupdate functions. The confidence is high because the described flaw aligns precisely with incomplete signature validation in standard autoupdate workflows.

Vulnerable functions

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WAF Protection Rules

WAF Rule

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Reasoning

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