CVE-2025-21590Medium· 4.4▾ Midnight⚠ Exploited in the wild0dayAn 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 …
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 24.2 · likelihood 0.3 · exploitation 25
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Federal remediation due Apr 3, 2025
Last analysed / modified upstream
1.7%
Added to the CISA catalog on Mar 13, 2025. Federal remediation due Apr 3, 2025. View catalog ↗
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:
junos < 21.2junos = 21.2junos = 21.4junos = 22.2junos = 22.4junos = 23.2junos = 23.4junos = 24.2Upgrade past the affected range:
junos 21.2Connected by shared product, vendor, weakness, or advisory.
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