Double free in Juniper Junos OS - CVE-2024-21606

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Main Vulnerability Database Vulnerabilities #VU85276

Double free in Juniper Junos OS - CVE-2024-21606

Published: January 10, 2024


Vulnerability identifier: #VU85276
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-21606
CWE-ID: CWE-415
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Juniper Junos OS
Software vendor:
Juniper Networks, Inc.

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to double free error in the flow processing daemon (flowd). A remote non-authenticated attacker can cause a Denial of Service (DoS).

In a remote access VPN scenario, if a "tcp-encap-profile" is configured and a sequence of specific packets is received, a flowd crash and restart will be observed.


Remediation

Install updates from vendor's website.

External links