CVE-2016-5672

Name: CVE-2016-5672
Creator: NVD / NIST
Published: 2016-08-01T02:59:17.87+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.74%

Last modified Jun 17, 2026

CVE-2016-5672 is a vulnerability of currently unknown severity. Intel Crosswalk before 19.49.514.5, 20.x before 20.50.533.11, 21.x before 21.51.546.0, and 22.x before 22.51.549.0 interprets a user's acceptance of one invalid X.509 certificate to mean that all invalid X.509 certificates should be accepted without prompting, which makes it easier for man-in-the-middle attackers to spoof SSL servers and obtain sensitive information via a crafted certificate.. EPSS estimates a 1.74% chance of exploitation in the next 30 days.

Description

Intel Crosswalk before 19.49.514.5, 20.x before 20.50.533.11, 21.x before 21.51.546.0, and 22.x before 22.51.549.0 interprets a user's acceptance of one invalid X.509 certificate to mean that all invalid X.509 certificates should be accepted without prompting, which makes it easier for man-in-the-middle attackers to spoof SSL servers and obtain sensitive information via a crafted certificate.

Metrics

EPSS Probability

1.74%

74.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Intel	Crosswalk	<= 19.49.514.4

References

http://packetstormsecurity.com/files/138107/Intel-Crosswalk-Project-Man-In-The-Middle.htmlThird Party Advisory, VDB Entry
http://www.kb.cert.org/vuls/id/217871Third Party Advisory, US Government Resource
http://www.securityfocus.com/archive/1/539051/100/0/threaded
http://www.securityfocus.com/bid/92199Third Party Advisory, VDB Entry
https://blogs.intel.com/evangelists/2016/07/28/crosswalk-security-vulnerability/Vendor Advisory
https://crosswalk-project.org/jira/browse/XWALK-6986Permissions Required, Technical Description
https://lists.crosswalk-project.org/pipermail/crosswalk-help/2016-July/002167.htmlVendor Advisory
https://wwws.nightwatchcybersecurity.com/2016/07/29/advisory-intel-crosswalk-ssl-prompt-issueThird Party Advisory
http://packetstormsecurity.com/files/138107/Intel-Crosswalk-Project-Man-In-The-Middle.htmlThird Party Advisory, VDB Entry
http://www.kb.cert.org/vuls/id/217871Third Party Advisory, US Government Resource
http://www.securityfocus.com/archive/1/539051/100/0/threaded
http://www.securityfocus.com/bid/92199Third Party Advisory, VDB Entry
https://blogs.intel.com/evangelists/2016/07/28/crosswalk-security-vulnerability/Vendor Advisory
https://crosswalk-project.org/jira/browse/XWALK-6986Permissions Required, Technical Description
https://lists.crosswalk-project.org/pipermail/crosswalk-help/2016-July/002167.htmlVendor Advisory
https://wwws.nightwatchcybersecurity.com/2016/07/29/advisory-intel-crosswalk-ssl-prompt-issueThird Party Advisory

Timeline

Published: Aug 1, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-5672?

How severe is CVE-2016-5672?

Severity scoring for CVE-2016-5672 is pending analysis. The EPSS model estimates a 1.74% probability of exploitation in the next 30 days.

How do I fix CVE-2016-5672?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-5672?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST