CVE-2022-20738

MEDIUM

Cisco Umbrella Secure Web Gateway - Unauthenticated File Inspection Bypass via Crafted Payload

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Mitigation, Vendor Advisory vendor-advisory x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-swg-fbyps-3z4qT7p

Scores

CVSS v3 5.8
EPSS 0.0127
EPSS Percentile 79.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-693
Status published
Products (1)
cisco/umbrella_secure_web_gateway
Published Feb 10, 2022
Tracked Since Feb 18, 2026