CVE-2016-2572: Input Validation

Published Feb 27, 2016
·
Updated

http.cc in Squid 4.x before 4.0.7 relies on the HTTP status code after a response-parsing failure, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a malformed response.

Affected Software

6 affected components
Squid-Cache Squid=4.0.1
Squid-Cache Squid=4.0.2
Squid-Cache Squid=4.0.3
Squid-Cache Squid=4.0.4
Squid-Cache Squid=4.0.5
Squid-Cache Squid=4.0.6

Event History

Feb 27, 2016
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2016-2572?

CVE-2016-2572 has a severity rating of medium, as it can cause denial of service by crashing the Squid daemon.

2

How do I fix CVE-2016-2572?

To fix CVE-2016-2572, upgrade Squid to version 4.0.7 or later.

3

What versions of Squid are affected by CVE-2016-2572?

CVE-2016-2572 affects Squid versions 4.0.1 through 4.0.6.

4

What type of vulnerability is CVE-2016-2572?

CVE-2016-2572 is a denial of service vulnerability caused by handling malformed HTTP responses.

5

Can CVE-2016-2572 be exploited remotely?

Yes, CVE-2016-2572 can be exploited by remote HTTP servers sending malformed responses.

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