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CVE-2025-21590

Junos OS: An local attacker with shell access can execute arbitrary code PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Juniper Networks / Junos OSaffected 0 before 21.2R3-S9; affected 21.4 before 21.4R3-S10; affected 22.2 before 22.2R3-S6; affected 22.4 before 22.4R3-S6; affected 23.2 before 23.2R2-S3; affected 23.4 before 23.4R2-S4; affected 24.2 before 24.2R1-S2, 24.2R2

CWE

CWE-653

References

ADP enrichment

CISA-ADP

No English description supplied.