CVE-2025-20338
high-risk
Published 2025-09-24
A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker with administrative privileges to execute arbitrary commands as root 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 could exploit this vulnerability by logging in to the device CLI with valid administrative (level 15) credentials and using crafted commands at the CLI prompt. A successful exploit could allow the attacker to execute arbitrary commands as root.
Do I need to act?
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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.0/10
Medium
LOCAL
/ LOW complexity
Affected Products (20)
Affected Vendors
References (1)
53
/ 100
high-risk
Severity
20/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
33/34 · Critical