CVE-2021-37136 (High) detected in netty-codec-4.1.45.Final.jar

[mend-bolt-for-github]

CVE-2021-37136 - High Severity Vulnerability

Vulnerable Library - netty-codec-4.1.45.Final.jar

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients.

Path to dependency file: /owner-extras/pom.xml

Path to vulnerable library: /owner-extras/pom.xml

Dependency Hierarchy:

• curator-framework-4.3.0.jar (Root Library)
  • curator-client-4.3.0.jar
    • zookeeper-3.5.7.jar
      • netty-handler-4.1.45.Final.jar
        • ❌ netty-codec-4.1.45.Final.jar (Vulnerable Library)

Found in HEAD commit: 12e21721ff1098fe44de120bf2737fd994f40fa6

Found in base branch: master

Vulnerability Details

The Bzip2 decompression decoder function doesn't allow setting size restrictions on the decompressed output data (which affects the allocation size used during decompression). All users of Bzip2Decoder are affected. The malicious input can trigger an OOME and so a DoS attack

Publish Date: 2021-10-19

URL: CVE-2021-37136

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-grg4-wf29-r9vv

Release Date: 2021-10-19

Fix Resolution (io.netty:netty-codec): 4.1.68.Final

Direct dependency fix Resolution (org.apache.curator:curator-framework): 5.0.0

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