CVE-2020-3476

Cisco IOS XE Software Arbitrary File Overwrite Vulnerability

Description

A vulnerability in the CLI implementation of a specific command of Cisco IOS XE Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying host file system. The vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system.

Category

6.0
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory cisco.com
Affected: Cisco Cisco IOS XE Software
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-file-overwrite-Ynu5PrJD vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-3476?
CVE-2020-3476 has been scored as a medium severity vulnerability.
How to fix CVE-2020-3476?
To fix CVE-2020-3476, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-3476 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-3476 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-3476?
CVE-2020-3476 affects Cisco Cisco IOS XE Software.
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