CVE-2024-20398

High

Description

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to obtain read/write file system access on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the prompt. A successful exploit could allow the attacker to elevate privileges to root.

SeverityHigh
CVSS8.8
Exploit probability—
ProductCisco Ios Xr
PublishedSep 11, 2024
First seenSep 11, 2024

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
cisco ios_xr6.5.1, 6.5.2, 6.5.3, 6.5.15, 6.5.25, 6.5.26, 6.5.28, 6.5.29, 6.5.31, 6.5.32, 6.5.33, 6.5.90, 6.5.92, 6.5.93, 6.6.1, 6.6.2, 6.6.3, 6.6.4, 6.6.11, 6.6.12, 6.6.25, 7.0.0, 7.0.1, 7.0.2, 7.0.11, 7.0.12, 7.0.14, 7.0.90, 7.1.1, 7.1.2, 7.1.3, 7.1.15, 7.1.25, 7.2.0, 7.2.1, 7.2.2, 7.2.12, 7.3.1, 7.3.2, 7.3.3, 7.3.4, 7.3.5, 7.3.6, 7.3.15, 7.3.16, 7.3.27, 7.4.1, 7.4.2, 7.4.15, 7.4.16, 7.5.1, 7.5.2, 7.5.3, 7.5.4, 7.5.5, 7.5.12, 7.5.52, 7.6.1, 7.6.2, 7.6.3, 7.6.15, 7.7.1, 7.7.2, 7.7.21, 7.8.1, 7.8.2, 7.8.12, 7.8.22, 7.9.1, 7.9.2, 7.9.21, 7.10.1, 7.10.2, 7.11.1, 7.11.2, 24.1.1—

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