What is the severity of CVE-2020-8444?

The severity of CVE-2020-8444 is critical, with a CVSS score of 9.8.

How can I mitigate the risk of CVE-2020-8444?

To mitigate the risk of CVE-2020-8444, it is recommended to upgrade OSSEC-HIDS to version 3.5.1 or later, which includes a patch for this vulnerability.

Are there any references for CVE-2020-8444?

Yes, you can find references for CVE-2020-8444 at the following links: [Link 1](https://github.com/ossec/ossec-hids/issues/1817), [Link 2](https://github.com/ossec/ossec-hids/issues/1821), [Link 3](https://security.gentoo.org/glsa/202007-33).

Vulnerability/
CVE-2020-8444

critical

9.8

CWE

416

30/1/2020

4/8/2024

CVE-2020-8444: Use After Free

Q: What is CVE-2020-8444?

CVE-2020-8444 is a vulnerability in OSSEC-HIDS that allows a use-after-free during processing of ossec-alert formatted messages, potentially leading to remote code execution.

Q: How does CVE-2020-8444 impact OSSEC-HIDS?

CVE-2020-8444 impacts OSSEC-HIDS by causing a use-after-free vulnerability in the server component responsible for log analysis, which can be exploited by authenticated remote agents to execute arbitrary code.

First published: Thu Jan 30 2020(Updated: )

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of ossec-alert formatted msgs (received from authenticated remote agents and delivered to the analysisd processing queue by ossec-remoted).

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
OSSEC	>=2.7<=3.5.0

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Frequently Asked Questions

What is CVE-2020-8444?
CVE-2020-8444 is a vulnerability in OSSEC-HIDS that allows a use-after-free during processing of ossec-alert formatted messages, potentially leading to remote code execution.
What is the severity of CVE-2020-8444?
The severity of CVE-2020-8444 is critical, with a CVSS score of 9.8.
How does CVE-2020-8444 impact OSSEC-HIDS?
CVE-2020-8444 impacts OSSEC-HIDS by causing a use-after-free vulnerability in the server component responsible for log analysis, which can be exploited by authenticated remote agents to execute arbitrary code.
How can I mitigate the risk of CVE-2020-8444?
To mitigate the risk of CVE-2020-8444, it is recommended to upgrade OSSEC-HIDS to version 3.5.1 or later, which includes a patch for this vulnerability.
Are there any references for CVE-2020-8444?
Yes, you can find references for CVE-2020-8444 at the following links: [Link 1](https://github.com/ossec/ossec-hids/issues/1817), [Link 2](https://github.com/ossec/ossec-hids/issues/1821), [Link 3](https://security.gentoo.org/glsa/202007-33).

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vendor/ossec
canonical/ossec
version/ossec/2.7
version/ossec/3.5.0

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