CVE-2020-3238

Cisco IOx Application Framework Arbitrary File Creation Vulnerability

Description

A vulnerability in the Cisco Application Framework component of the Cisco IOx application environment could allow an authenticated, remote attacker to write or modify arbitrary files in the virtual instance that is running on the affected device. The vulnerability is due to insufficient input validation of user-supplied application packages. An attacker who can upload a malicious package within Cisco IOx could exploit the vulnerability to modify arbitrary files. The impacts of a successful exploit are limited to the scope of the virtual instance and do not affect the device that is hosting Cisco IOx.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.42%
Vendor Advisory cisco.com
Affected: Cisco Cisco IOx
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-caf-3dXM8exv vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-3238?
CVE-2020-3238 has been scored as a high severity vulnerability.
How to fix CVE-2020-3238?
To fix CVE-2020-3238, 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-2020-3238 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-3238 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-2020-3238?
CVE-2020-3238 affects Cisco Cisco IOx.
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