CVE-2022-22170

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 19-01-2022 02:15

Last modified: - 26-01-2022 07:17

Total changes: - 2

Description

A Missing Release of Resource after Effective Lifetime vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an unauthenticated networked attacker to cause a Denial of Service (DoS) by sending specific packets over VXLAN which cause heap memory to leak and on exhaustion the PFE to reset. The heap memory utilization can be monitored with the command: user@host> show chassis fpc This issue affects: Juniper Networks Junos OS 19.4 versions prior to 19.4R2-S6, 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 21.1R3; 21.2 versions prior to 21.2R2. This issue does not affect versions of Junos OS prior to 19.4R1.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Low

Attack complexity

Network

Attack vector

High

Availability

None

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

7.5

Base score

3.9

3.6

Exploitability score

Impact score

Verification logic

vendor=juniper AND product=junos AND version=19.4 AND update=r1

vendor=juniper AND product=junos AND version=19.4 AND update=r1-s1

vendor=juniper AND product=junos AND version=19.4 AND update=r1-s2

vendor=juniper AND product=junos AND version=19.4 AND update=r1-s3

vendor=juniper AND product=junos AND version=19.4 AND update=r1-s4

vendor=juniper AND product=junos AND version=19.4 AND update=r2

vendor=juniper AND product=junos AND version=19.4 AND update=r2-s1

vendor=juniper AND product=junos AND version=19.4 AND update=r2-s2

vendor=juniper AND product=junos AND version=19.4 AND update=r2-s3

vendor=juniper AND product=junos AND version=19.4 AND update=r2-s4

vendor=juniper AND product=junos AND version=19.4 AND update=r2-s5

vendor=juniper AND product=junos AND version=19.4 AND update=r3

vendor=juniper AND product=junos AND version=19.4 AND update=r3-s1

vendor=juniper AND product=junos AND version=19.4 AND update=r3-s2

vendor=juniper AND product=junos AND version=19.4 AND update=r3-s3

vendor=juniper AND product=junos AND version=19.4 AND update=r3-s4

vendor=juniper AND product=junos AND version=19.4 AND update=r3-s5

vendor=juniper AND product=junos AND version=19.4 AND update=r3-s6

vendor=juniper AND product=junos AND version=20.1 AND update=r1

vendor=juniper AND product=junos AND version=20.1 AND update=r1-s1

vendor=juniper AND product=junos AND version=20.1 AND update=r1-s2

vendor=juniper AND product=junos AND version=20.1 AND update=r1-s3

vendor=juniper AND product=junos AND version=20.1 AND update=r1-s4

vendor=juniper AND product=junos AND version=20.1 AND update=r2

vendor=juniper AND product=junos AND version=20.1 AND update=r2-s1

vendor=juniper AND product=junos AND version=20.1 AND update=r2-s2

vendor=juniper AND product=junos AND version=20.1 AND update=r3

vendor=juniper AND product=junos AND version=20.1 AND update=r3-s1

vendor=juniper AND product=junos AND version=20.1 AND update=r3-s2

vendor=juniper AND product=junos AND version=20.2 AND update=r1

vendor=juniper AND product=junos AND version=20.2 AND update=r1-s1

vendor=juniper AND product=junos AND version=20.2 AND update=r1-s2

vendor=juniper AND product=junos AND version=20.2 AND update=r1-s3

vendor=juniper AND product=junos AND version=20.2 AND update=r2

vendor=juniper AND product=junos AND version=20.2 AND update=r2-s1

vendor=juniper AND product=junos AND version=20.2 AND update=r2-s2

vendor=juniper AND product=junos AND version=20.2 AND update=r2-s3

vendor=juniper AND product=junos AND version=20.2 AND update=r3

vendor=juniper AND product=junos AND version=20.2 AND update=r3-s1

vendor=juniper AND product=junos AND version=20.2 AND update=r3-s2

vendor=juniper AND product=junos AND version=20.3 AND update=r1

vendor=juniper AND product=junos AND version=20.3 AND update=r1-s1

vendor=juniper AND product=junos AND version=20.3 AND update=r2

vendor=juniper AND product=junos AND version=20.3 AND update=r2-s1

vendor=juniper AND product=junos AND version=20.3 AND update=r3

vendor=juniper AND product=junos AND version=20.3 AND update=r3-s1

vendor=juniper AND product=junos AND version=20.4 AND update=r1

vendor=juniper AND product=junos AND version=20.4 AND update=r1-s1

vendor=juniper AND product=junos AND version=20.4 AND update=r2

vendor=juniper AND product=junos AND version=20.4 AND update=r2-s1

vendor=juniper AND product=junos AND version=20.4 AND update=r2-s2

vendor=juniper AND product=junos AND version=20.4 AND update=r3

vendor=juniper AND product=junos AND version=21.1 AND update=r1

vendor=juniper AND product=junos AND version=21.1 AND update=r1-s1

vendor=juniper AND product=junos AND version=21.1 AND update=r2

vendor=juniper AND product=junos AND version=21.1 AND update=r2-s1

vendor=juniper AND product=junos AND version=21.2 AND update=r1

vendor=juniper AND product=junos AND version=21.2 AND update=r1-s1

vendor=juniper AND product=junos AND version=21.3 AND update=r1

Reference

https://kb.juniper.net/JSA11277

Keywords

CVE-2022-22170

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2022-22170

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures