vulnerability
Juniper Junos OS: 2024-07 Security Bulletin: Junos OS: MX Series: Continuous subscriber logins will lead to a memory leak and eventually an FPC crash (JSA82999) (CVE-2024-39539)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:A/AC:M/Au:N/C:N/I:N/A:C) | Jul 10, 2024 | Jul 11, 2024 | Aug 11, 2025 |
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.
Solution
Explore Exposure Command
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