CVE-2021-1546
5.5 · MEDIUMOverview
CVE-2021-1546 is a medium-severity vulnerability affecting cisco catalyst_sd-wan_manager. It was published on September 23, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, 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 access sensitive information. This vulnerability is due to improper protections on file access through the CLI. An attacker could exploit this vulnerability by running a CLI command that targets an arbitrary file on the local system. A successful exploit could allow the attacker to return portions of an arbitrary file, possibly resulting in the disclosure of sensitive information.
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 | >= 18.4, < 20.4.2 | Affected |
| cisco | sd-wan_vbond_orchestrator | >= 18.4, < 20.4.2 | Affected |
| cisco | sd-wan_vmanage | >= 20.5, < 20.5.2 | Affected |
| cisco | vsmart_controller_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_100_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_1000_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_100b_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_100m_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_100wm_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_2000_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_5000_firmware | >= 18.4, < 20.4.2 | Affected |
| cisco | vedge_cloud_firmware | >= 18.4, < 20.4.2 | Affected |
Frequently Asked Questions
What is CVE-2021-1546?
CVE-2021-1546 is a medium-severity vulnerability affecting cisco catalyst_sd-wan_manager. It was published on September 23, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-1546?
This vulnerability has a CVSS 3.1 base score of 5.5, 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-2021-1546?
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-2021-1546?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-1546 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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