What is CVE-2024-20266?

CVE-2024-20266 is a medium-severity vulnerability in Cisco Ios Xr Software, classified under NULL Pointer Dereference. CVSS score: 5.3/10. Published 2024-03-13.

How severe is CVE-2024-20266?

Medium severity. CVSS v3 base score is 5.3 out of 10.

NULL pointer dereference in Cisco Ios Xr Software

CVE-2024-20266

A vulnerability in the DHCP version 4 (DHCPv4) server feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to trigger a crash of the dhcpd process, resulting in a denial of service (DoS) condition. This vulne…

EPSS: 0.006 (46.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Cisco Ios Xr Software — versions 5.2.0, 5.2.1, 5.2.2

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

psirt@cisco.com

Frequently asked questions

What is CVE-2024-20266?: CVE-2024-20266 is a medium-severity vulnerability in Cisco Ios Xr Software, classified under NULL Pointer Dereference. CVSS score: 5.3/10. Published 2024-03-13.
How severe is CVE-2024-20266?: Medium severity. CVSS v3 base score is 5.3 out of 10.