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CVE-2021-1512

6.0 · MEDIUM
Published May 6, 2021 cisco CWE-552 EPSS 0.23% (14th pctl)

Overview

CVE-2021-1512 is a medium-severity vulnerability affecting cisco catalyst_sd-wan_manager. It was published on May 6, 2021 and has a CVSS 3.1 base score of 6.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system of an affected system. This vulnerability is due to insufficient validation of the user-supplied input 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 in any arbitrary files that reside on the underlying host file system.

Remediation

Check the references section for vendor advisories and patches from cisco. Update catalyst_sd-wan_manager 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 catalyst_sd-wan_manager >= 19.2, < 19.2.3 Affected
cisco sd-wan_vmanage >= 0, < 18.4.6 Affected

Frequently Asked Questions

What is CVE-2021-1512?

CVE-2021-1512 is a medium-severity vulnerability affecting cisco catalyst_sd-wan_manager. It was published on May 6, 2021 and has a CVSS 3.1 base score of 6.0 (MEDIUM).

How severe is CVE-2021-1512?

This vulnerability has a CVSS 3.1 base score of 6.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-1512?

Check the references section for vendor advisories and patches from cisco. Update catalyst_sd-wan_manager 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-2021-1512?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-1512 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.