Privilege escalation in Cisco 8011-4g24y4h-I

CVE-2024-20320

A vulnerability in the SSH client feature of Cisco IOS XR Software for Cisco 8000 Series Routers and Cisco Network Convergence System (NCS) 540 Series and 5700 Series Routers could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient validation of arguments that are included with the SSH client CLI command. An attacker with low-privileged access to an affected device could exploit this vulnerability by issuing a crafted SSH client command to the CLI. A successful exploit could allow the attacker to elevate privileges to root on the affected device.

EPSS: 0.002 (9.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-20320?
CVE-2024-20320 is a high-severity vulnerability in Cisco 8011-4g24y4h-I, classified under Incorrect Privilege Assignment. CVSS score: 7.8/10. Published 2024-03-13.
How severe is CVE-2024-20320?
High severity. CVSS v3 base score is 7.8 out of 10.