Vulnerability in W3 High Resolution Time API
CVE-2017-5928
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.017 (77.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
References
- www.cs.vu.nl/~herbertb/download/papers/anc_ndss17.pdf (Technical Description)
- www.securityfocus.com/bid/97036 (VDB Entry, Third Party Advisory, vdb-entry)
- www.vusec.net/projects/anc (Third Party Advisory)
Frequently asked questions
- What is CVE-2017-5928?
- CVE-2017-5928 is a low-severity vulnerability in W3 High Resolution Time API. CVSS score: 3.7/10. Published 2017-02-27.
- How severe is CVE-2017-5928?
- Low severity. CVSS v3 base score is 3.7 out of 10.