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MEDIUM · 5.3

CVE-2024-39539

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 subsc...

Vulnerability 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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
JuniperJunos< 21.2
JuniperMx-
JuniperMx10-
JuniperMx10000-
JuniperMx10003-
JuniperMx10004-
JuniperMx10008-
JuniperMx10016-
JuniperMx104-
JuniperMx150-
JuniperMx2008-
JuniperMx2010-
JuniperMx2020-
JuniperMx204-
JuniperMx240-
JuniperMx304-
JuniperMx40-
JuniperMx480-
JuniperMx5-
JuniperMx80-

Related Weaknesses (CWE)

CWE-401

References

FAQ

What is CVE-2024-39539?

CVE-2024-39539 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 subsc...

How severe is CVE-2024-39539?

CVE-2024-39539 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-39539?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Mx, Juniper Mx10, Juniper Mx10000, Juniper Mx10003.