CVE-2021-1484

MEDIUM

Published Nov 15, 2024 Modified Aug 4, 2025 CWE-88

Description

A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition. This vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-88 CWE-88

Affected Products

Vendor	Product	Versions
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All
cisco	catalyst_sd-wan_manager	All

References

Advisories & Patches

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-cmdinj-nRHKgfHX

Other References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanage-info-disclos-gGvm9Mfu

Frequently Asked Questions

What is CVE-2021-1484? +

How severe is CVE-2021-1484? +

CVE-2021-1484 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2021-1484? +

CVE-2021-1484 affects products from cisco, specifically: catalyst_sd-wan_manager. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2021-1484? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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