CVE-2020-3238
8.1 · HIGHOverview
CVE-2020-3238 is a high-severity vulnerability affecting cisco iox. It was published on June 3, 2020 and has a CVSS 3.1 base score of 8.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from cisco. Update iox to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | iox | >= 0, < 1.9.0 | Affected |
Frequently Asked Questions
What is CVE-2020-3238?
CVE-2020-3238 is a high-severity vulnerability affecting cisco iox. It was published on June 3, 2020 and has a CVSS 3.1 base score of 8.1 (HIGH).
How severe is CVE-2020-3238?
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-3238?
Check the references section for vendor advisories and patches from cisco. Update iox to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-3238?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-3238 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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