Main Vulnerability Database Vulnerabilities #VU94344

#VU94344 Improper handling of exceptional conditions in Junos OS Evolved and Juniper Junos OS - CVE-2024-39555

Published: July 15, 2024

Vulnerability identifier: #VU94344

Vulnerability risk: 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-2024-39555

CWE-ID: CWE-755

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Junos OS Evolved
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 improper handling of exceptional conditions error in the Routing Protocol Daemon (RPD) when handling BGP packets. A remote non-authenticated attacker can cause the session to reset, resulting in a Denial of Service (DoS).

Remediation

Install updates from vendor's website.

External links

https://supportportal.juniper.net/s/article/2024-07-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-a-specific-malformed-BGP-update-causes-the-session-to-reset-CVE-2024-39555