Allocation of Resources Without Limits or Throttling in Cisco Umbrella - CVE-2021-1350

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Main Vulnerability Database Vulnerabilities #VU50067

Allocation of Resources Without Limits or Throttling in Cisco Umbrella - CVE-2021-1350

Published: January 20, 2021 / Updated: January 27, 2021


Vulnerability identifier: #VU50067
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1350
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Umbrella

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient rate limiting controls in the web UI. A remote attacker can send specially crafted HTTPS packets at a high and sustained rate and negatively affect the performance of the web UI.


How to mitigate CVE-2021-1350

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources