CVE-2015-8852: High severity varnish cache vulnerability

Published Apr 25, 2016
·
Updated

Varnish 3.x before 3.0.7, when used in certain stacked installations, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a header line terminated by a \r (carriage return) character in conjunction with multiple Content-Length headers in an HTTP request.

Affected Software

9 affected components
Varnish Cache Project Varnish Cache=3.0.0-beta1
Varnish Cache Project Varnish Cache=3.0.0-beta2
Varnish Cache Project Varnish Cache=3.0.1
Varnish Cache Project Varnish Cache=3.0.2
Varnish Cache Project Varnish Cache=3.0.3
Varnish Cache Project Varnish Cache=3.0.4
Varnish Cache Project Varnish Cache=3.0.5
Varnish Cache Project Varnish Cache=3.0.6
Debian Debian Linux=7.0

Event History

Apr 25, 2016
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2015-8852?

CVE-2015-8852 is classified as a high severity vulnerability due to its potential for remote exploitation and HTTP response splitting attacks.

2

How do I fix CVE-2015-8852?

To fix CVE-2015-8852, upgrade Varnish to version 3.0.7 or later that includes patches addressing this vulnerability.

3

What versions of Varnish are affected by CVE-2015-8852?

CVE-2015-8852 affects Varnish versions 3.0.0 through 3.0.6.

4

Can CVE-2015-8852 be exploited remotely?

Yes, CVE-2015-8852 can be exploited remotely by sending crafted HTTP requests.

5

What type of attacks does CVE-2015-8852 allow?

CVE-2015-8852 allows attackers to inject arbitrary HTTP headers, enabling HTTP response splitting attacks.

Contact

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