CVE-2022-22251

cSRX Series: Storing Passwords in a Recoverable Format and software permissions issues allows a local attacker to elevate privileges

Published Oct 18, 2022 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

The following software releases have been updated to resolve this specific issue: Junos OS 21.2R1, and all subsequent releases. Additionally, customers using Docker or Kubernetes must contact JTAC to receive additional guidance on applying commands manually to deployments to provide a complete fix.


Vendor Workaround

There are no viable workarounds for this issue. To reduce the risk of exploitation of this issue, use access lists or firewall filters to limit access to the cSRX instance to only trusted administrative networks, hosts and users.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-27398 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.
References
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00037}

epss

{'score': 0.00041}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
juniper
Published
Updated
May 8, 2025, 7:26 PM
Reserved
Dec 21, 2021, 12:00 AM
Status
Modified
Published
Oct 18, 2022, 3:15 AM
Modified
Jun 17, 2026, 4:28 AM