CVE-2021-20275: Buffer Overflow

Published Mar 8, 2021
·
Updated

A flaw was found in privoxy before 3.0.32. A invalid read of size two may occur in chunkedbodyiscomplete() leading to denial of service.

Affected Software

3 affected componentsFixes available
redhat/privoxy<3.0.32
3.0.32
Privoxy privoxy<3.0.32
Debian Debian Linux=9.0

Event History

Mar 9, 2021
CVE Published
via MITRE·01:12 PM
Data Sourced
via MITRE·01:12 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the vulnerability ID for this flaw in Privoxy?

The vulnerability ID for this flaw in Privoxy is CVE-2021-20275.

2

What is the severity of CVE-2021-20275?

The severity of CVE-2021-20275 is high with a severity value of 7.5.

3

How does CVE-2021-20275 impact Privoxy?

CVE-2021-20275 may lead to a denial of service by causing an invalid read of size two in chunked_body_is_complete().

4

Which software versions are affected by CVE-2021-20275?

Privoxy versions up to and excluding 3.0.32 and Debian Linux version 9.0 are affected by CVE-2021-20275.

5

How can I fix the vulnerability CVE-2021-20275?

To fix the vulnerability, update Privoxy to version 3.0.32 or newer and Debian Linux to a version higher than 9.0.

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