CVE-2021-1350

Medium

Description

A vulnerability in the web UI of Cisco Umbrella could allow an unauthenticated, remote attacker to negatively affect the performance of this service. The vulnerability exists due to insufficient rate limiting controls in the web UI. An attacker could exploit this vulnerability by sending crafted HTTPS packets at a high and sustained rate. A successful exploit could allow the attacker to negatively affect the performance of the web UI. Cisco has addressed this vulnerability.

SeverityMedium

CVSS5.3

Exploit probability—

Product

Cisco Umbrella

PublishedJan 20, 2021

First seenJan 20, 2021

Weakness typeCWE-770Allocation of resources without limits

How to fix

Vendor advisories

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-umb-dos-dgKzDEBP

Affected products

Product	Affected versions	Fixed in
cisco umbrella	No range specified	—

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