vulnerability
Juniper Junos OS: 2026-01 Security Bulletin: Junos OS: EX4000: A high volume of traffic destinated to the device leads to a crash and restart (JSA106014) (CVE-2026-21913)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Jan 14, 2026 | Jan 27, 2026 | Jan 27, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Jan 14, 2026
Added
Jan 27, 2026
Modified
Jan 27, 2026
Description
An Incorrect Initialization of Resource vulnerability in the Internal Device Manager (IDM) of Juniper Networks Junos OS on EX4000 models allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).
Solution
juniper-junos-os-upgrade-latest
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