CVE-2022-22251 Privilege escalation in Junos OS
Local low-privileged attackers can elevate permissions to take control of cSRX instances due to insecure password storage and file permissions.
- 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-2022-22251?
CVE-2022-22251 is a high-severity vulnerability in Juniper Junos, published on 18 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
On cSRX Series devices software permission issues in the container filesystem and stored files combined with storing passwords in a recoverable format in Juniper Networks Junos OS allows a local, low-privileged attacker to elevate their permissions to take control of any instance of a cSRX software deployment. This issue affects Juniper Networks Junos OS 20.2 version 20.2R1 and later versions prior to 21.2R1 on cSRX Series.
Which versions are affected by CVE-2022-22251?
It affects 1 product.
Products include Juniper Junos.
How do I fix CVE-2022-22251?
No fix has been published for CVE-2022-22251 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-22251 being exploited?
There is no known exploitation of CVE-2022-22251 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-hrjj-p4r3-74mg.