CVE-2025-6704

CRITICAL

9.8

Description

An arbitrary file writing vulnerability in the Secure PDF eXchange (SPX) feature of Sophos Firewall versions older than 21.0 MR2 (21.0.2) can lead to pre-auth remote code execution, if a specific configuration of SPX is enabled in combination with the firewall running in High Availability (HA) mode.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published7/21/2025

Last Modified8/18/2025

Sourcenvd

Honeypot Sightings0

Affected Products

sophos:firewallsophos:firewall_firmware

Weaknesses (CWE)

CWE-78

References

https://www.sophos.com/en-us/security-advisories/sophos-sa-20250721-sfos-rce(security-alert@sophos.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.