CVE-2025-20314: Medium severity Cisco IOS XE Software vulnerability
A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker with level-15 privileges or an unauthenticated attacker with physical access to an affected device to execute persistent code at boot time and break the chain of trust. This vulnerability is due to improper validation of software packages. An attacker could exploit this vulnerability by placing a crafted file into a specific location on an affected device. A successful exploit could allow the attacker to execute persistent code on the underlying operating system. Because this vulnerability allows an attacker to bypass a major security feature of a device, Cisco has raised the Security Impact Rating (SIR) of this advisory from Medium to High.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-20314?
CVE-2025-20314 is rated as critical due to the potential for an attacker to execute persistent code and break the chain of trust.
How do I fix CVE-2025-20314?
To fix CVE-2025-20314, update your Cisco IOS XE Software to the latest version provided by Cisco that addresses this vulnerability.
Who is affected by CVE-2025-20314?
CVE-2025-20314 affects devices running Cisco IOS XE Software that are accessible by an authenticated user with level-15 privileges or by an unauthenticated user with physical access.
What can an attacker do with CVE-2025-20314?
An attacker exploiting CVE-2025-20314 can execute persistent code at boot time, jeopardizing the integrity of the device.
Is CVE-2025-20314 remotely exploitable?
CVE-2025-20314 is not remotely exploitable as it requires either authenticated access or physical access to the affected device.