CVE-2025-20313: Path Traversal

Published Sep 24, 2025
·
Updated

Multiple vulnerabilities in Cisco IOS XE Software of could allow an authenticated, local attacker with level-15 privileges or an unauthenticated attacker with physical access to the device to execute persistent code at boot time and break the chain of trust. These vulnerabilities are due path traversal and improper image integrity validation. A successful exploit could allow the attacker to execute persistent code on the underlying operating system. Because this allows the attacker to bypass a major security feature of the device, Cisco has raised the Security Impact Rating (SIR) of this advisory from Medium to High. For more information about these vulnerabilities, see the Details ["#details"] section of this advisory. ERP

Affected Software

1 affected component
Cisco IOS XE Software

Event History

Sep 24, 2025
CVE Published
via MITRE·05:12 PM
Data Sourced
via MITRE·05:12 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-20313?

CVE-2025-20313 has a high severity rating due to its potential to allow attackers to execute persistent code and break the chain of trust.

2

How do I fix CVE-2025-20313?

To fix CVE-2025-20313, upgrade the affected Cisco IOS XE Software to a version that addresses the vulnerabilities.

3

Who is affected by CVE-2025-20313?

Identifiers with level-15 privileges or unauthenticated users with physical access to the device are affected by CVE-2025-20313.

4

What type of attacks are possible with CVE-2025-20313?

CVE-2025-20313 allows attackers to execute persistent code at boot time, compromising the integrity of the device.

5

Is physical access required to exploit CVE-2025-20313?

Yes, an unauthenticated attacker requires physical access to exploit CVE-2025-20313.

Contact

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