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CVE
PUBLISHED

CVE-2024-39539

Junos OS: MX Series: Continuous subscriber logins will lead to a memory leak and eventually an FPC crash

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

Description

A Missing Release of Memory after Effective Lifetime vulnerability in Juniper Networks Junos OS on MX Series allows an unauthenticated adjacent attacker to cause a Denial-of-Service (DoS). In a subscriber management scenario continuous subscriber logins will trigger a memory leak and eventually lead to an FPC crash and restart. This issue affects Junos OS on MX Series: * All version before 21.2R3-S6, * 21.4 versions before 21.4R3-S6, * 22.1 versions before 22.1R3-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.



MEDIUM: 5.3CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
MEDIUM: 6.0CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Problem types

CWE-401 Missing Release of Memory after Effective Lifetime

Product status

Default status
unaffected

Any version before 21.2R3-S6
affected

21.4 before 21.4R3-S6
affected

22.1 before 22.1R3-S5
affected

22.2 before 22.2R3-S3
affected

22.3 before 22.3R3-S2
affected

22.4 before 22.4R3
affected

23.2 before 23.2R2
affected

References

https://supportportal.juniper.net/JSA82999 vendor-advisory

cve.org CVE-2024-39539

nvd.nist.gov CVE-2024-39539

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