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CVE
PUBLISHED

CVE-2024-39548

Junos OS Evolved: Receipt of specific packets in the aftmand process will lead to a memory leak

Assignerjuniper
Reserved2024-06-25
Published2024-07-11
Updated2024-07-12

Description

An Uncontrolled Resource Consumption vulnerability in the aftmand process of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to consume memory resources, resulting in a Denial of Service (DoS) condition. The processes do not recover on their own and must be manually restarted. This issue affects both IPv4 and IPv6.  Changes in memory usage can be monitored using the following CLI command: user@device> show system memory node <fpc slot> | grep evo-aftmann This issue affects Junos OS Evolved:  * All versions before 21.2R3-S8-EVO,  * 21.3 versions before 21.3R3-S5-EVO,  * 21.4 versions before 21.4R3-S5-EVO,  * 22.1 versions before 22.1R3-S4-EVO,  * 22.2 versions before 22.2R3-S4-EVO, * 22.3 versions before 22.3R3-S3-EVO, * 22.4 versions before 22.4R2-S2-EVO, 22.4R3-EVO,  * 23.2 versions before 23.2R1-S1-EVO, 23.2R2-EVO.



HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
HIGH: 7.1CVSS: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:U

Problem types

CWE-400 Uncontrolled Resource Consumption

Denial of Service (DoS)

Product status

Default status
unaffected

Any version before 21.2R3-S8-EVO
affected

21.3 before 21.3R3-S5-EVO
affected

21.4 before 21.4R3-S5-EVO
affected

22.1 before 22.1R3-S4-EVO
affected

22.2 before 22.2R3-S4
affected

22.3 before 22.3R3-S3-EVO
affected

22.4 before 22.4R2-S2-EVO, 22.4R3-EVO
affected

23.2 before 23.2R1-S1-EVO, 23.2R2-EVO
affected

Timeline

2024-07-10:Initial Publication

References

https://supportportal.juniper.net/JSA83010 vendor-advisory

cve.org CVE-2024-39548

nvd.nist.gov CVE-2024-39548

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