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CVE-2026-21902criticalexploração observadaCWE-732

Junos OS Evolved: PTX Series: A vulnerability allows a unauthenticated, network-based attacker to execute code as root

75Vexday Risk Score

Priorize a correção. Ela exploração observada pelo VulnCheck e tem prova de conceito pública.

ssvc Actcvss 9.3epss 18%
da publicação à arma3 dias
Publicada no NVD25 de fev.
1ª PoC+3d
VulnCheck+17d
probabilidade de exploração
18%top 3% das CVEs
exploração observada
simVulnCheck
2 exploit(s) público(s)
An Incorrect Permission Assignment for Critical Resource vulnerability in the On-Box Anomaly detection framework of Juniper Networks Junos OS Evolved on PTX Series allows an unauthenticated, network-based attacker to execute code as root. The On-Box Anomaly detection framework should only be reachable by other internal processes over the internal routing instance, but not over an externally exposed port. With the ability to access and manipulate the service to execute code as root a remote attacker can take complete control of the device. Please note that this service is enabled by default as no specific configuration is required. This issue affects Junos OS Evolved on PTX Series: * 25.4 versions before 25.4R1-S1-EVO, 25.4R2-EVO. This issue does not affect Junos OS Evolved versions before 25.4R1-EVO. This issue does not affect Junos OS.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:U/RE:M/U:Red
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