CVE-2025-21590
Published: Mar 12, 2025
Modified: Feb 26, 2026
CVSS v3.1
4.4
Description
An Improper Isolation or Compartmentalization vulnerability in the kernel of Juniper Networks Junos OS allows a local attacker with high privileges to compromise the integrity of the device. A local attacker with access to the shell is able to inject arbitrary code which can compromise an affected device. This issue is not exploitable from the Junos CLI. This issue affects Junos OS: * All versions before 21.2R3-S9, * 21.4 versions before 21.4R3-S10, * 22.2 versions before 22.2R3-S6, * 22.4 versions before 22.4R3-S6, * 23.2 versions before 23.2R2-S3, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R1-S2, 24.2R2.
| Vendor | Product | Versions |
|---|---|---|
Juniper Networks | Junos OS | affected 0 - < 21.2R3-S9affected 21.4 - < 21.4R3-S10affected 22.2 - < 22.2R3-S6affected 22.4 - < 22.4R3-S6affected 23.2 - < 23.2R2-S3+2 more versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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