PT-2024-28521 · Juniper Networks · Junos

Published

2024-07-10

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Updated

2024-07-11

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CVE-2024-39539

CVSS v4.0

6.0

Medium

VectorAV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions Junos OS on MX Series versions prior to 21.2R3-S6 Junos OS on MX Series version 21.4 prior to 21.4R3-S6 Junos OS on MX Series version 22.1 prior to 22.1R3-S5 Junos OS on MX Series version 22.2 prior to 22.2R3-S3 Junos OS on MX Series version 22.3 prior to 22.3R3-S2 Junos OS on MX Series version 22.4 prior to 22.4R3 Junos OS on MX Series version 23.2 prior to 23.2R2
Description A Missing Release of Memory after Effective Lifetime issue 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.
Recommendations For versions prior to 21.2R3-S6, update to 21.2R3-S6 or later. For version 21.4 prior to 21.4R3-S6, update to 21.4R3-S6 or later. For version 22.1 prior to 22.1R3-S5, update to 22.1R3-S5 or later. For version 22.2 prior to 22.2R3-S3, update to 22.2R3-S3 or later. For version 22.3 prior to 22.3R3-S2, update to 22.3R3-S2 or later. For version 22.4 prior to 22.4R3, update to 22.4R3 or later. For version 23.2 prior to 23.2R2, update to 23.2R2 or later.

Fix

DoS

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2025-06849
CVE-2024-39539

Affected Products

Junos