Sophos XG Firewall <= 17.5.12 RCE

critical Nessus Plugin ID 242169

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Synopsis

The remote Sophos XG Firewall may be affected by a remote code execution vulnerability.

Description

Sophos XG Firewall 17.x through v17.5 MR12 allows a Buffer Overflow and remote code execution via the HTTP/S Bookmarks feature for clientless access. Hotfix HF062020.1 was published for all firewalls running v17.x.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Apply Hotfix HF062020.1 or upgrade to SFOS v18

Plugin Details

Severity: Critical

ID: 242169

File Name: sophos_xg_cve-2020-15069.nasl

Version: 1.2

Type: remote

Family: Firewalls

Published: 7/16/2025

Updated: 7/17/2025

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2020-15069

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:sophos:xg_firewall_firmware

Required KB Items: installed_sw/Sophos XG Firewall, Settings/ParanoidReport

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/29/2020

Vulnerability Publication Date: 6/29/2020

CISA Known Exploited Vulnerability Due Dates: 2/27/2025

Reference Information

CVE: CVE-2020-15069

Detections

Analytics