CVE-2017-5925

Public Exploit

Description

Page table walks conducted by the MMU during virtual to physical address translation leave a trace in the last level cache of modern Intel processors. By performing a side-channel attack on the MMU operations, it is possible to leak data and code pointers from JavaScript, breaking ASLR.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.38%
Third-Party Advisory vu.nl Third-Party Advisory vusec.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/96452 vdb entry
http://www.cs.vu.nl/~herbertb/download/papers/anc_ndss17.pdf exploit third party advisory technical description
https://www.vusec.net/projects/anc exploit third party advisory technical description

Frequently Asked Questions

What is the severity of CVE-2017-5925?
CVE-2017-5925 has been scored as a high severity vulnerability.
How to fix CVE-2017-5925?
To fix CVE-2017-5925, 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-2017-5925 being actively exploited in the wild?
It is possible that CVE-2017-5925 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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