Riskcovery

CVE-2024-39528

Junos OS and Junos OS Evolved: Concurrent deletion of a routing-instance and receipt of an SNMP request cause an RPD crash

State
Published
Severity
6.0 Medium
Published
Jul 11, 2024
Updated
Aug 2, 2024
Reserved
Jun 25, 2024

Read the record on cve.org

Description

A Use After Free vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an authenticated, network-based attacker to cause a Denial of Service (DoS).On all Junos OS and Junos Evolved platforms, if a routing-instance deactivation is triggered, and at the same time a specific SNMP request is received, a segmentation fault occurs which causes rpd to crash and restart.

This issue affects:

Junos OS:

* All versions before 21.2R3-S8,  * 21.4 versions before 21.4R3-S5, * 22.2 versions before 22.2R3-S3, * 22.3 versions before 22.3R3-S2, * 22.4 versions before 22.4R3, * 23.2 versions before 23.2R2.

Junos OS Evolved:

* All versions before 21.2R3-S8-EVO, * 21.4-EVO versions before 21.4R3-S5-EVO, * 22.2-EVO versions before 22.2R3-S3-EVO,  * 22.3-EVO versions before 22.3R3-S2-EVO, * 22.4-EVO versions before 22.4R3-EVO, * 23.2-EVO versions before 23.2R2-EVO.

Scores

CVSSScoreVectorSource
4.06.0 MediumCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:Ljuniper
3.15.7 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:Hjuniper

Weaknesses

Affected Products

ProductVersions
Junos OSJuniper Networks
  • before 21.2R3-S8Affected
  • 21.4 to before 21.4R3-S5Affected
  • 22.2 to before 22.2R3-S3Affected
  • 22.3 to before 22.3R3-S2Affected
  • 22.4 to before 22.4R3Affected
  • 23.2 to before 23.2R2Affected
Junos OS EvolvedJuniper Networks
  • before 21.2R3-S8-EVOAffected
  • 21.4-EVO to before 21.4R3-S5-EVOAffected
  • 22.2-EVO to before 22.2R3-S3-EVOAffected
  • 22.3-EVO to before 22.3R3-S2-EVOAffected
  • 22.4-EVO to before 22.4R3-EVOAffected
  • 23.2-EVO to before 23.2R2-EVOAffected

References

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