Main Vulnerability Database Vulnerabilities #VU98409

Improper validation of consistency within input in Junos OS and Junos OS Evolved - CVE-2024-39515

Published: October 11, 2024

Vulnerability identifier: #VU98409

CSH Severity: Medium

CVSS v4: 8.7 [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]

CVE-ID: CVE-2024-39515

CWE-ID: CWE-1288

Exploitation vector: Remote access

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 improper validation of consistency within input error in the routing protocol daemon (rpd). A remote non-authenticated attacker can cause rpd to crash and restart, resulting in a Denial of Service (DoS).

Affected software

Junos OS
Junos OS Evolved

How to mitigate CVE-2024-39515

Install updates from vendor's website.

Junos OS - addressed in versions 21.4R3-S8, 22.2R3-S5
Junos OS Evolved - addressed in versions 21.4R3-S8-EVO, 22.2R3-S5-EVO

External References

https://supportportal.juniper.net/s/article/2024-10-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-With-BGP-traceoptions-enabled-receipt-of-specially-crafted-BGP-update-causes-RPD-crash-CVE-2024-39515

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