Sophos XG Firewall User Portal and Webadmin Authentication Bypass (CVE-2022-1040)

critical Nessus Plugin ID 161189

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Synopsis

A firewall is affected by an authentication bypass vulnerability.

Description

The Sophos XG firewall software or appliance on the remote host is affected by an authentication bypass vulnerability. An unauthenticated, remote attacker can exploit this, via specially crafted messages, to execute arbitrary code.

Solution

Apply workaround measures or the vendor-provided hotfix to the affected system.

See Also

http://www.nessus.org/u?ddc1a2cb

http://www.nessus.org/u?337dfb6a

http://www.nessus.org/u?e0fdfc64

Plugin Details

Severity: Critical

ID: 161189

File Name: sophos_xg_firewall_cve-2022-1040.nbin

Version: 1.7

Type: remote

Family: CGI abuses

Published: 5/13/2022

Updated: 6/28/2022

Risk Information

VPR

Risk Factor: Critical

Score: 9.5

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: E:H/RL:OF/RC:C

CVSS Score Source: CVE-2022-1040

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:sophos:xg_firewall_firmware

Required KB Items: installed_sw/Sophos XG Firewall

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 3/25/2022

Vulnerability Publication Date: 3/25/2022

CISA Known Exploited Dates: 4/21/2022

Reference Information

CVE: CVE-2022-1040