Main Vulnerability Database Vulnerabilities #VU88445

Improper handling of exceptional conditions in Junos OS and Junos OS Evolved - CVE-2024-30382

Published: April 11, 2024

Vulnerability identifier: #VU88445

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-2024-30382

CWE-ID: CWE-755

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 handling of exceptional conditions error in the routing protocol daemon (rpd). A remote non-authenticated attacker can send a specific routing update, causing an rpd core due to memory corruption, leading to a Denial of Service (DoS).

Affected software

Junos OS
Junos OS Evolved

How to mitigate CVE-2024-30382

Install updates from vendor's website.

Junos OS - addressed in versions 20.4R3-S10, 21.3R3, 21.4R3, 22.1R2, 22.2R1
Junos OS Evolved - addressed in versions 21.3R3-EVO, 21.4R3-EVO, 22.1R2-EVO, 22.2R1-EVO

External References

https://supportportal.juniper.net/s/article/2024-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Junos-OS-and-Junos-OS-Evolved-RPD-crash-when-CoS-based-forwarding-CBF-policy-is-configured-CVE-2024-30382

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