Main Vulnerability Database Vulnerabilities #VU85339

Missing release of memory after effective lifetime in Junos OS and Junos OS Evolved - CVE-2024-21613

Published: January 12, 2024

Vulnerability identifier: #VU85339

CSH Severity: Medium

CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-21613

CWE-ID: CWE-401

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to missing release of memory after effective lifetime error in Routing Protocol Daemon (RPD). A remote non-authenticated attacker can cause an rpd crash, leading to Denial of Service (DoS).

Affected software

Junos OS
Junos OS Evolved

How to mitigate CVE-2024-21613

Install updates from vendor's website.

Junos OS - addressed in versions 21.2R3-S3, 21.3R3-S5, 21.4R3-S3, 22.1R3, 22.2R3, 22.3R1
Junos OS Evolved - addressed in versions 21.3R3-S5-EVO, 21.4R3-EVO, 22.1R3-EVO, 22.2R3-EVO, 22.3R1-EVO

External References

https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-A-link-flap-causes-patroot-memory-leak-which-leads-to-rpd-crash-CVE-2024-21613

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