CVE-2022-22193

Junos OS and Junos OS Evolved: In a BGP rib-sharding scenario when a certain CLI command is executed the rpd process might crash

State
Published
Severity
5.5 Medium
Published
Apr 14, 2022
Updated
Sep 17, 2024
Reserved
Dec 21, 2021

Read the record on cve.org

Description

An Improper Handling of Unexpected Data Type vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause a Denial of Service (DoS). Continued execution of this command might cause a sustained Denial of Service condition. If BGP rib sharding is configured and a certain CLI command is executed the rpd process can crash. During the rpd crash and restart, the routing protocols might be impacted and traffic disruption might be seen due to the loss of routing information. This issue affects: Juniper Networks Junos OS 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. Juniper Networks Junos OS Evolved 20.4 versions prior to 20.4R3-EVO; 21.1 versions prior to 21.1R3-EVO; 21.2 versions prior to 21.2R2-EVO. This issue does not affect: Juniper Networks Junos OS versions prior to 20.3R1. Juniper Networks Junos OS Evolved versions prior to 20.3R1-EVO.

Scores

CVSSScoreVectorSource
3.15.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hjuniper

Weaknesses

  • CWE-241 Improper Handling of Unexpected Data Type

Affected Products

ProductVersions
Junos OSJuniper Networks
  • before 20.3R1Not affected
  • 20.3 to before 20.3R3-S1Affected
  • 20.4 to before 20.4R3Affected
  • 21.1 to before 21.1R3Affected
  • 21.2 to before 21.2R2Affected
Junos OS EvolvedJuniper Networks
  • before 20.3R1-EVONot affected
  • 20.4 to before 20.4R3-EVOAffected
  • 21.1 to before 21.1R3-EVOAffected
  • 21.2 to before 21.2R2-EVOAffected
  • 20.3R1-EVO to before 20.3*Affected

References

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