CVE-2017-5928 in High Resolution Time API

Summary

The W3C High Resolution Time API, as implemented in various web browsers, does not consider that memory-reference times can be measured by a performance.now "Time to Tick" approach even with the https://bugzilla.mozilla.org/show_bug.cgi?id=1167489#c9 protection mechanism in place, which makes it easier for remote attackers to conduct AnC attacks via crafted JavaScript code.

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• Reservation: 02/07/2017
• Disclosure: 02/27/2017
• Moderation: VulDB entry created
• Entries: 1: VDB-97307
• CPE: ready
• CWE: CWE-361 (Confirmed)
• CVSS: 4.7
• EPSS: 0.00641
• Activities: Very Low

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2017-5928
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-5928
• CVE Details: https://www.cvedetails.com/cve/CVE-2017-5928/