CVE-2016-10002

Description

Incorrect processing of responses to If-None-Modified HTTP conditional requests in Squid HTTP Proxy 3.1.10 through 3.1.23, 3.2.0.3 through 3.5.22, and 4.0.1 through 4.0.16 leads to client-specific Cookie data being leaked to other clients. Attack requests can easily be crafted by a client to probe a cache for this information.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 4.30% Top 15%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory squid-cache.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.squid-cache.org/Advisories/SQUID-2016_11.txt patch vendor advisory mitigation
http://www.securitytracker.com/id/1037513 vdb entry third party advisory
http://www.openwall.com/lists/oss-security/2016/12/18/1 mailing list third party advisory patch
http://rhn.redhat.com/errata/RHSA-2017-0183.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2017-0182.html vendor advisory
http://www.securityfocus.com/bid/94953 vdb entry third party advisory
http://www.debian.org/security/2016/dsa-3745 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-10002?
CVE-2016-10002 has been scored as a high severity vulnerability.
How to fix CVE-2016-10002?
To fix CVE-2016-10002, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-10002 being actively exploited in the wild?
It is possible that CVE-2016-10002 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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