CVE-2021-44540: High severity privoxy vulnerability

Published Dec 23, 2021
·
Updated

A vulnerability was found in Privoxy which was fixed in geturlspecparam() by freeing memory of compiled pattern spec before bailing.

Affected Software

1 affected component
Privoxy privoxy<3.0.33

Event History

Dec 23, 2021
CVE Published
via MITRE·07:48 PM
Data Sourced
via MITRE·07:48 PM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2021-44540?

CVE-2021-44540 is a vulnerability found in Privoxy that allows an attacker to free memory of a compiled pattern spec before bailing.

2

How severe is CVE-2021-44540?

CVE-2021-44540 has a severity rating of high with a score of 7.5.

3

Which version of Privoxy is affected by CVE-2021-44540?

Privoxy version 3.0.33 and earlier are affected by CVE-2021-44540.

4

How can CVE-2021-44540 be fixed?

To fix CVE-2021-44540, update Privoxy to version 3.0.34 or a later release.

5

Where can I find more information about CVE-2021-44540?

More information about CVE-2021-44540 can be found at the following references: [link 1], [link 2].

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