CVE-2022-20738 MEDIUM

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

Vendor Cisco
Product Cisco Umbrella Insights Virtual Appliance
Weakness CWE-693
Published February 10, 2022
Last update November 6, 2024

CVSS base score

5.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 10, 2022 CVE published
November 6, 2024 Record updated