Memory leak in Cisco IOS XR - CVE-2024-20304
Published: September 12, 2024
Vulnerability identifier: #VU97198
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-2024-20304
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak within the multicast traceroute version 2 (Mtrace2) feature. A remote attacker can send specially crafted UDP packets to the affected device and perform denial of service attack.
Affected software
Cisco IOS XR
How to mitigate CVE-2024-20304
Install updates from vendor's website.
Cisco IOS XR - addressed in versions 7.11.21, 24.2.2, 24.3.1