CVE-2016-4924 vMX: Information leak vulnerability
Local unprivileged users can read vMX images to obtain sensitive data like private keys, requiring an upgrade to Junos OS.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-4924?
CVE-2016-4924 is a high-severity vulnerability in Juniper Junos, published on 13 Oct 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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
Weakness: CWE-275
Which versions are affected by CVE-2016-4924?
It affects 1 product.
Products include Juniper Junos.
How do I fix CVE-2016-4924?
No fix has been published for CVE-2016-4924 yet. Limit exposure of the affected software until one is available.
Is CVE-2016-4924 being exploited?
There is no known exploitation of CVE-2016-4924 in the wild and no public exploit code.
Other vulnerabilities in Juniper Junos
- CVE-2023-36845 Juniper Junos OS EX Series and SRX Series PHP External Variable Modification
- CVE-2020-1631 Juniper Junos OS Path Traversal
- CVE-2025-21590 Juniper Junos OS Improper Isolation or Compartmentalization
- CVE-2023-36851 Juniper Junos OS SRX Series Missing Authentication for Critical Function
- CVE-2023-36844 Juniper Junos OS EX Series PHP External Variable Modification
Sources
Also known as GHSA-qpr4-jjf9-3v43.