CVE-2015-7327

Public Exploit

Description

Mozilla Firefox before 41.0 does not properly restrict the availability of High Resolution Time API times, which allows remote attackers to track last-level cache access, and consequently obtain sensitive information, via crafted JavaScript code that makes performance.now calls.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.43%
Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://arxiv.org/abs/1502.07373 exploit
http://www.securitytracker.com/id/1033640 vdb entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1167489
http://www.mozilla.org/security/announce/2015/mfsa2015-114.html vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1153672

Frequently Asked Questions

What is the severity of CVE-2015-7327?
CVE-2015-7327 has been scored as a medium severity vulnerability.
How to fix CVE-2015-7327?
To fix CVE-2015-7327, 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-2015-7327 being actively exploited in the wild?
It is possible that CVE-2015-7327 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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