Riskcovery

CVE-2023-44185

Junos OS and Junos OS Evolved: In an BGP scenario RPD crashes upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet

State
Published
Severity
7.5 High
Published
Oct 12, 2023
Updated
Sep 19, 2024
Reserved
Sep 26, 2023

Read the record on cve.org

Description

An Improper Input Validation vulnerability in the routing protocol daemon (rpd) of Juniper Networks allows an attacker to cause a Denial of Service (DoS )to the device upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet.

Continued receipt of this packet will cause a sustained Denial of Service condition.

This issue affects:

* Juniper Networks Junos OS: * All versions prior to 20.4R3-S6; * 21.1 versions prior to 21.1R3-S5; * 21.2 versions prior to 21.2R3-S4; * 21.3 versions prior to 21.3R3-S3; * 21.4 versions prior to 21.4R3-S3; * 22.1 versions prior to 22.1R2-S2, 22.1R3; * 22.2 versions prior to 22.2R2-S1, 22.2R3; * 22.3 versions prior to 22.3R1-S2, 22.3R2.

Juniper Networks Junos OS Evolved:

* All versions prior to 20.4R3-S6-EVO; * 21.1-EVO version 21.1R1-EVO and later versions prior to 21.2R3-S4-EVO; * 21.3-EVO versions prior to 21.3R3-S3-EVO; * 21.4-EVO versions prior to 21.4R3-S3-EVO; * 22.1-EVO versions prior to 22.1R3-EVO; * 22.2-EVO versions prior to 22.2R2-S1-EVO, 22.2R3-EVO; * 22.3-EVO versions prior to 22.3R1-S2-EVO, 22.3R2-EVO.

Scores

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

Weaknesses

  • CWE-20 Improper Input Validation

Affected Products

ProductVersions
Junos OSJuniper Networks
  • before 20.4R3-S6Affected
  • 21.1 to before 21.1R3-S5Affected
  • 21.2 to before 21.2R3-S4Affected
  • 21.3 to before 21.3R3-S3Affected
  • 21.4 to before 21.4R3-S3Affected
  • 22.1 to before 22.1R2-S2, 22.1R3Affected
  • 22.2 to before 22.2R2-S1, 22.2R3Affected
  • 22.3 to before 22.3R1-S2, 22.3R2Affected
Junos OS EvolvedJuniper Networks
  • before 20.4R3-S6-EVOAffected
  • 21.1R1-EVO to before 21.1*-EVOAffected
  • 21.2-EVO to before 21.2R3-S4-EVOAffected
  • 21.3-EVO to before 21.3R3-S3-EVOAffected
  • 21.4-EVO to before 21.4R3-S3-EVOAffected
  • 22.1-EVO to before 22.1R3-EVOAffected
  • 22.2-EVO to before 22.2R2-S1-EVO, 22.2R3-EVOAffected
  • 22.3-EVO to before 22.3R1-S2-EVO, 22.3R2-EVOAffected

References

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