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CVE-2016-1706

9.6 · CRITICAL

The PPAPI implementation in Google Chrome before 52.0.2743.82 does not validate the origin of IPC messages to the plugin broker process that should have come from the browser process, which allows…

Published Jul 23, 2016CWE-20EPSS 2.18%

Overview

CVE-2016-1706 is a critical-severity vulnerability. It was published on July 23, 2016 and has a CVSS 3.0 base score of 9.6 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.6, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The PPAPI implementation in Google Chrome before 52.0.2743.82 does not validate the origin of IPC messages to the plugin broker process that should have come from the browser process, which allows remote attackers to bypass a sandbox protection mechanism via an unexpected message type, related to broker_process_dispatcher.cc, ppapi_plugin_process_host.cc, ppapi_thread.cc, and render_frame_message_filter.cc.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgooglechromereleases.blogspot.com/2016/07/stable-channel-update.htmlReflists.opensuse.org/opensuse-security-announce/2016-07/msg00020.htmlReflists.opensuse.org/opensuse-security-announce/2016-07/msg00021.htmlReflists.opensuse.org/opensuse-security-announce/2016-07/msg00022.htmlReflists.opensuse.org/opensuse-security-announce/2016-07/msg00028.htmlRefrhn.redhat.com/errata/RHSA-2016-1485.htmlRefwww.debian.org/security/2016/dsa-3637Refwww.securitytracker.com/id/1036428Refwww.ubuntu.com/usn/USN-3041-1Refcodereview.chromium.org/2069853002/

How CyberStrike helps

Frequently asked questions

What is CVE-2016-1706?

CVE-2016-1706 is a critical-severity vulnerability. It was published on July 23, 2016 and has a CVSS 3.0 base score of 9.6 (CRITICAL).

How severe is CVE-2016-1706?

This vulnerability has a CVSS 3.0 base score of 9.6, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-1706?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2016-1706?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-1706 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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