CVE-2025-20197: Input Validation
First published: Wed May 07 2025(Updated: )
A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker with privilege level 15 to elevate privileges to root on the underlying operating system of an affected device. This vulnerability is due to insufficient input validation when processing specific configuration commands. An attacker could exploit this vulnerability by including crafted input in specific configuration commands. A successful exploit could allow the attacker to elevate privileges to root on the underlying operating system of an affected device. The security impact rating (SIR) of this advisory has been raised to High because an attacker could gain access to the underlying operating system of the affected device and perform potentially undetected actions. Note: The attacker must have privileges to enter configuration mode on the affected device. This is usually referred to as privilege level 15.
Credit: psirt@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS XE |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-20197?
The severity of CVE-2025-20197 is considered high due to the potential for unauthorized privilege escalation.
How do I fix CVE-2025-20197?
To fix CVE-2025-20197, ensure that you update the Cisco IOS XE Software to the latest version that addresses this vulnerability.
Who is affected by CVE-2025-20197?
CVE-2025-20197 affects devices running Cisco IOS XE Software where users have privilege level 15.
What kind of attacker can exploit CVE-2025-20197?
Only an authenticated, local attacker with privilege level 15 can exploit CVE-2025-20197.
What are the risks associated with CVE-2025-20197?
The risks associated with CVE-2025-20197 include potential complete control over the underlying operating system of affected devices.
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