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CVE
PUBLISHED

CVE-2024-39553

Junos OS Evolved: Receipt of arbitrary data when sampling service is enabled, leads to partial Denial of Service (DoS).

Assignerjuniper
Reserved2024-06-25
Published2024-07-11
Updated2024-07-11

Description

An Exposure of Resource to Wrong Sphere vulnerability in the sampling service of Juniper Networks Junos OS Evolved allows an unauthenticated network-based attacker to send arbitrary data to the device, which leads msvcsd process to crash with limited availability impacting Denial of Service (DoS) and allows unauthorized network access to the device, potentially impacting system integrity. This issue only happens when inline jflow is configured. This does not impact any forwarding traffic. The impacted services MSVCS-DB app crashes momentarily and recovers by itself.  This issue affects Juniper Networks Junos OS Evolved:  * 21.4 versions earlier than 21.4R3-S7-EVO;  * 22.2 versions earlier than 22.2R3-S3-EVO; * 22.3 versions earlier than 22.3R3-S2-EVO; * 22.4 versions earlier than 22.4R3-EVO; * 23.2 versions earlier than 23.2R1-S2-EVO, 23.2R2-EVO.



MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:L/R:A

Problem types

CWE-668: Exposure of Resource to Wrong Sphere

Product status

Default status
unaffected

21.4-EVO before 21.4R3-S7-EVO
affected

22.2-EVO before 22.2R3-S3-EVO
affected

22.3-EVO before 22.3R3-S2-EVO
affected

22.4-EVO before 22.4R3-EVO
affected

23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO
affected

Timeline

2024-07-10:Initial Publication

References

https://supportportal.juniper.net/JSA79101 vendor-advisory

cve.org CVE-2024-39553

nvd.nist.gov CVE-2024-39553

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