Home/CVE/An Improper Access Control vulnerability in Juniper Networks Junos OS Evolved allows a network-based unauthenticated att
CVE

CVE-2022-22183

An Improper Access Control vulnerability in Juniper Networks Junos OS Evolved allows a network-based unauthenticated att

An Improper Access Control vulnerability in Juniper Networks Junos OS Evolved allows a network-based unauthenticated attacker who is able to connect to a specific open IPv4 port, which in affected releases should otherwise be unreachable, to cause the CPU to consume all resources as more traffic is sent to the port to create a Denial of Service (DoS) condition. Continued receipt and processing of these packets will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS Evolved 20.4 versions prior to 20.4R3-S2-EVO.

21.1 versions prior to 21.1R3-S1-EVO.

21.2 versions prior to 21.2R3-EVO.

21.3 versions prior to 21.3R2-EVO.

21.4 versions prior to 21.4R2-EVO. This issue does not affect Junos OS.

HIGH · CVSS 7.5 EPSS 0.01158
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0

Affected Products & Versions

1

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · sirt@juniper.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Apr 2022 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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