CVE-2022-20738: Cisco Umbrella Secure Web Gateway File Inspection Bypass Vulnerability

Published Feb 10, 2022

Updated

A vulnerability in the Cisco Umbrella Secure Web Gateway service could allow an unauthenticated, remote attacker to bypass the file inspection feature. This vulnerability is due to insufficient restrictions in the file inspection feature. An attacker could exploit this vulnerability by downloading a crafted payload through specific methods. A successful exploit could allow the attacker to bypass file inspection protections and download a malicious payload.

Affected Software

1 affected component

Cisco Umbrella Secure Web Gateway

Event History

Feb 10, 2022

CVE Published

via MITRE·05:06 PM

Data Sourced

via MITRE·05:06 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2022-20738?

The severity of CVE-2022-20738 is considered high due to its potential impact on file inspection features.

How do I fix CVE-2022-20738?

To fix CVE-2022-20738, ensure that you apply the latest updates provided by Cisco for the Umbrella Secure Web Gateway.

Who is affected by CVE-2022-20738?

CVE-2022-20738 affects users of the Cisco Umbrella Secure Web Gateway service.

What type of attack does CVE-2022-20738 expose users to?

CVE-2022-20738 exposes users to the risk of file inspection bypass by unauthenticated, remote attackers.

When was CVE-2022-20738 disclosed?

CVE-2022-20738 was disclosed in 2022 as part of Cisco's security advisories.