CVE-2025-20200: 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-2025-20200?
CVE-2025-20200 has a high severity rating due to its potential to allow privilege escalation to root.
How do I fix CVE-2025-20200?
To mitigate CVE-2025-20200, ensure you apply the latest updates or patches provided by Cisco for IOS XE Software.
Who is affected by CVE-2025-20200?
Authenticated local users with privilege level 15 on Cisco IOS XE Software devices are affected by CVE-2025-20200.
What is the impact of CVE-2025-20200?
The impact of CVE-2025-20200 allows an authenticated attacker to elevate their privileges to root on the underlying OS.
Is there a workaround for CVE-2025-20200?
Currently, Cisco recommends applying patches as the primary method of mitigating the risk associated with CVE-2025-20200.
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