CVE-2016-4924

vMX: Information leak vulnerability

Description

An incorrect permissions vulnerability in Juniper Networks Junos OS on vMX may allow local unprivileged users on a host system read access to vMX or vPFE images and obtain sensitive information contained in them such as private cryptographic keys. This issue was found during internal product security testing. Juniper SIRT is not aware of any malicious exploitation of this vulnerability. No other Juniper Networks products or platforms are affected by this issue. Affected releases are Juniper Networks Junos OS 15.1 prior to 15.1F5; 14.1 prior to 14.1R8

Remediation

Workaround:

  • Limit access to only trusted users on the host machine where vMX is deployed.

Category

8.4
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/93531 vdb entry third party advisory
https://kb.juniper.net/JSA10766 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-4924?
CVE-2016-4924 has been scored as a high severity vulnerability.
How to fix CVE-2016-4924?
As a workaround for remediating CVE-2016-4924: Limit access to only trusted users on the host machine where vMX is deployed.
Is CVE-2016-4924 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-4924 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-4924?
CVE-2016-4924 affects Juniper Networks Junos OS.
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