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CVE

CVE-2022-22168

An Improper Validation of Specified Type of Input vulnerability in the kernel of Juniper Networks Junos OS allows an una

An Improper Validation of Specified Type of Input vulnerability in the kernel of Juniper Networks Junos OS allows an unauthenticated adjacent attacker to trigger a Missing Release of Memory after Effective Lifetime vulnerability. Continued exploitation of this vulnerability will eventually lead to an FPC reboot and thereby a Denial of Service (DoS). This issue affects: Juniper Networks Junos OS on vMX and MX150: All versions prior to 19.2R1-S8, 19.2R3-S4.

19.3 versions prior to 19.3R3-S5.

19.4 versions prior to 19.4R2-S5, 19.4R3-S6.

20.1 versions prior to 20.1R3-S2.

20.2 versions prior to 20.2R3-S3.

20.3 versions prior to 20.3R3-S1.

20.4 versions prior to 20.4R3.

21.1 versions prior to 21.1R2-S1, 21.1R3.

21.2 versions prior to 21.2R1-S1, 21.2R2.

21.3 versions prior to 21.3R1-S1, 21.3R2.

MEDIUM · CVSS 6.5 EPSS 0.00076
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1287Improper Validation of Specified Type of Input
CWE-401Missing Release of Memory after Effective Lifetime
▤

Affected Products & Versions

2
juniper junos<= 19.1
juniper junosall versions
▣

Scoring & Timeline

6.5
MEDIUM · 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 NVD19 Jan 2022 · 01:15 AM
CVSS VectorCVSS:3.1/AV:A/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.
https://kb.juniper.net/JSA11275Vendor Advisory
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