What is CVE-2021-20214?

CVE-2021-20214 is a vulnerability found in Privoxy versions before 3.0.29 that can lead to a system crash due to memory leaks in the client-tags CGI handler.

How severe is CVE-2021-20214?

CVE-2021-20214 has a severity rating of 7.5 (high).

How can I fix CVE-2021-20214?

To fix CVE-2021-20214, you should update Privoxy to version 3.0.29.

Where can I find more information about CVE-2021-20214?

You can find more information about CVE-2021-20214 at the following references: [Bugzilla Red Hat](https://bugzilla.redhat.com/show_bug.cgi?id=1928742), [Gentoo GLSA](https://security.gentoo.org/glsa/202107-16), [Privoxy User Manual](https://www.privoxy.org/3.0.29/user-manual/whatsnew.html).

What is the common weakness enumeration (CWE) ID for CVE-2021-20214?

The CWE ID for CVE-2021-20214 is CWE-401.

Vulnerability/
CVE-2021-20214

high

7.8

CWE

401

15/2/2021

25/3/2021

3/8/2024

CVE-2021-20214

First published: Mon Feb 15 2021(Updated: )

A flaw was found in Privoxy in versions before 3.0.29. Memory leaks in the client-tags CGI handler when client tags are configured and memory allocations fail can lead to a system crash.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
redhat/Privoxy	<3.0.29	3.0.29
Privoxy Privoxy	<3.0.29

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=1928742

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Reference Links

Frequently Asked Questions

What is CVE-2021-20214?
CVE-2021-20214 is a vulnerability found in Privoxy versions before 3.0.29 that can lead to a system crash due to memory leaks in the client-tags CGI handler.
How severe is CVE-2021-20214?
CVE-2021-20214 has a severity rating of 7.5 (high).
How can I fix CVE-2021-20214?
To fix CVE-2021-20214, you should update Privoxy to version 3.0.29.
Where can I find more information about CVE-2021-20214?
You can find more information about CVE-2021-20214 at the following references: [Bugzilla Red Hat](https://bugzilla.redhat.com/show_bug.cgi?id=1928742), [Gentoo GLSA](https://security.gentoo.org/glsa/202107-16), [Privoxy User Manual](https://www.privoxy.org/3.0.29/user-manual/whatsnew.html).
What is the common weakness enumeration (CWE) ID for CVE-2021-20214?
The CWE ID for CVE-2021-20214 is CWE-401.

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