CVE-2020-8447: Use After Free

Published 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 syscheck formatted msgs (received from authenticated remote agents and delivered to the analysisd processing queue by ossec-remoted).

Affected Software

1 affected component
OSSEC OSSEC>=2.7<=3.5.0

Event History

Jan 30, 2020
CVE Published
via MITRE·12:33 AM
Data Sourced
via MITRE·12:33 AM
Description
Data Sourced
via NVD·01:15 AM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2020-8447?

CVE-2020-8447 is classified as a high severity vulnerability due to the potential for exploitation in affected OSSEC versions.

2

How do I fix CVE-2020-8447?

To mitigate CVE-2020-8447, update OSSEC-HIDS to version 3.6.0 or later, as this version has addressed the vulnerability.

3

Which versions of OSSEC are affected by CVE-2020-8447?

OSSEC-HIDS versions from 2.7 through 3.5.0 are vulnerable to CVE-2020-8447.

4

What type of vulnerability is CVE-2020-8447?

CVE-2020-8447 is a use-after-free vulnerability found in the ossec-analysisd component during log analysis.

5

Can CVE-2020-8447 be exploited remotely?

Yes, CVE-2020-8447 can potentially be exploited remotely through authenticated connections by remote agents.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203