What is the severity of CVE-2021-31819?

CVE-2021-31819 is considered a critical vulnerability due to the potential for remote code execution.

How do I fix CVE-2021-31819?

To fix CVE-2021-31819, upgrade to Halibut version 4.4.7 or later.

What type of vulnerability is CVE-2021-31819?

CVE-2021-31819 is a deserialization vulnerability that could allow unauthorized code execution.

Who is affected by CVE-2021-31819?

CVE-2021-31819 affects systems using Halibut versions prior to 4.4.7 that trust each other based on certificate verification.

What are the potential impacts of CVE-2021-31819?

The potential impacts of CVE-2021-31819 include unauthorized access, data breaches, and full system compromise.

Vulnerability/
CVE-2021-31819

critical

CWE

502

22/9/2021

3/8/2024

CVE-2021-31819

First published: Wed Sep 22 2021(Updated: )

In Halibut versions prior to 4.4.7 there is a deserialisation vulnerability that could allow remote code execution on systems that already trust each other based on certificate verification.

Credit: security@octopus.com

Affected Software	Affected Version	How to fix
Octopus Halibut	<4.4.7

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Frequently Asked Questions

What is the severity of CVE-2021-31819?
CVE-2021-31819 is considered a critical vulnerability due to the potential for remote code execution.
How do I fix CVE-2021-31819?
To fix CVE-2021-31819, upgrade to Halibut version 4.4.7 or later.
What type of vulnerability is CVE-2021-31819?
CVE-2021-31819 is a deserialization vulnerability that could allow unauthorized code execution.
Who is affected by CVE-2021-31819?
CVE-2021-31819 affects systems using Halibut versions prior to 4.4.7 that trust each other based on certificate verification.
What are the potential impacts of CVE-2021-31819?
The potential impacts of CVE-2021-31819 include unauthorized access, data breaches, and full system compromise.

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agent/author
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agent/severity
agent/references
agent/last-modified-date
agent/tags
agent/description
agent/first-publish-date
agent/event
agent/source
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canonical/octopus halibut

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Frequently Asked Questions

What is the severity of CVE-2021-31819?
CVE-2021-31819 is considered a critical vulnerability due to the potential for remote code execution.
How do I fix CVE-2021-31819?
To fix CVE-2021-31819, upgrade to Halibut version 4.4.7 or later.
What type of vulnerability is CVE-2021-31819?
CVE-2021-31819 is a deserialization vulnerability that could allow unauthorized code execution.
Who is affected by CVE-2021-31819?
CVE-2021-31819 affects systems using Halibut versions prior to 4.4.7 that trust each other based on certificate verification.
What are the potential impacts of CVE-2021-31819?
The potential impacts of CVE-2021-31819 include unauthorized access, data breaches, and full system compromise.