Riskcovery

CVE-2024-39543

Junos OS and Junos OS Evolved: Receipt of a large RPKI-RTR PDU packet can cause rpd to crash

State
Published
Severity
7.1 High
Published
Jul 11, 2024
Updated
Aug 2, 2024
Reserved
Jun 25, 2024

Read the record on cve.org

Description

A Buffer Copy without Checking Size of Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an unauthenticated, adjacent attacker to send specific RPKI-RTR packets resulting in a crash, creating a Denial of Service (DoS) condition. Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.

This issue affects

Junos OS:

* All versions before 21.2R3-S8,  * from 21.4 before 21.4R3-S8, * from 22.2 before 22.2R3-S4,  * from 22.3 before 22.3R3-S3,  * from 22.4 before 22.4R3-S2,  * from 23.2 before 23.2R2-S1,  * from 23.4 before 23.4R2.

Junos OS Evolved: * All versions before 21.2R3-S8-EVO, * from 21.4 before 21.4R3-S8-EVO, * from 22.2 before 22.2R3-S4-EVO,  * from 22.3 before 22.3R3-S3-EVO, * from 22.4 before 22.4R3-S2-EVO,  * from 23.2 before 23.2R2-S1-EVO, * from 23.4 before 23.4R2-EVO.

Scores

CVSSScoreVectorSource
4.07.1 HighCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/R:Ajuniper
3.16.5 MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hjuniper

Weaknesses

  • CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

ProductVersions
Junos OSJuniper Networks
  • before 21.2R3-S8Affected
  • 21.4 to before 21.4R3-S8Affected
  • 22.2 to before 22.2R3-S4Affected
  • 22.3 to before 22.3R3-S3Affected
  • 22.4 to before 22.4R3-S2Affected
  • 23.2 to before 23.2R2-S1Affected
  • 23.4 to before 23.4R2Affected
Junos OS EvolvedJuniper Networks
  • before 21.2R3-S8-EVOAffected
  • 21.4 to before 21.4R3-S8-EVOAffected
  • 22.2 to before 22.2R3-S4-EVOAffected
  • 22.3 to before 22.3R3-S3-EVOAffected
  • 22.4 to before 22.4R3-S2-EVOAffected
  • 23.2 to before 23.2R2-S1-EVOAffected
  • 23.4 to before 23.4R2-EVOAffected

References

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