TI-2020-09803 Aliases CVE-2020-12271 GHSA-hv48-76w3-p5fp

A SQL injection issue was found in SFOS 17.0, 17.1, 17.5, and 18.0 before 2020-04-25 on…

CRITICAL 100Exploited in the wildCWE-89Published 2020-04-27 · Updated 2025-10-21

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: SQL injection
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-89.

Summary

A SQL injection issue was found in SFOS 17.0, 17.1, 17.5, and 18.0 before 2020-04-25 on Sophos XG Firewall devices, as exploited in the wild in April 2020. This affected devices configured with either the administration (HTTPS) service or the User Portal exposed on the WAN zone. A successful attack may have caused remote code execution that exfiltrated usernames and hashed passwords for the local device admin(s), portal admins, and user accounts used for remote access (but not external Active Directory or LDAP passwords)

Why it matters now

Exploitation Active In CISA KEV since 2021-11-03CISA due date 2022-05-03Known ransomware use

EPSS 0.43334 98th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Active
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPE	Versions	Role	Vendor
cpe:2.3:o:sophos:sfos:17.0:::::::*	17.0	Vulnerable	Sophos
cpe:2.3:o:sophos:sfos:17.1:::::::*	17.1	Vulnerable	Sophos
cpe:2.3:o:sophos:sfos:17.5:::::::*	17.5	Vulnerable	Sophos
cpe:2.3:o:sophos:sfos:18.0:::::::*	18.0	Vulnerable	Sophos
cpe:2.3:h:sophos:xg_firewall:-:::::::*	not specified by NVD	Running on	Sophos

cpe:2.3:o:sophos:sfos:17.0:*:*:*:*:*:*:* Versions 17.0 Vulnerable ·Sophos
cpe:2.3:o:sophos:sfos:17.1:*:*:*:*:*:*:* Versions 17.1 Vulnerable ·Sophos
cpe:2.3:o:sophos:sfos:17.5:*:*:*:*:*:*:* Versions 17.5 Vulnerable ·Sophos
cpe:2.3:o:sophos:sfos:18.0:*:*:*:*:*:*:* Versions 18.0 Vulnerable ·Sophos
cpe:2.3:h:sophos:xg_firewall:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Sophos

Remediation

No fixed version listed by the sources yet.

Timeline

2021-11-03 Added to CISA KEV
2026-10-02 Threatist record created from CVE-2020-12271
2026-10-03 Alias added: GHSA-hv48-76w3-p5fp

References

Exploit 1

https://news.sophos.com/en-us/2020/04/26/asnarok/

Advisory 2

TI-2022-00937 An authentication bypass vulnerability in the User Portal and Webadmin allows a remote… KEVCVSS 3.1CRITICAL 9.8
TI-2018-11527 A shell escape vulnerability in /webconsole/Controller in Admin Portal of Sophos XG… CVSS 3.1HIGH 8.8
TI-2020-09226 A heap-based buffer overflow in the awarrensmtp component of Sophos XG Firewall v17.5… CVSS 3.1CRITICAL 9.8
TI-2018-11528 A shell escape vulnerability in /webconsole/APIController in the API Configuration… CVSS 3.0HIGH 8.1
TI-2018-11526 SQL injection vulnerability in AccountStatus.jsp in Admin Portal of Sophos XG firewall… CVSS 3.0HIGH 8.8
TI-2017-13223 An NC-25986 issue was discovered in the Logging subsystem of Sophos XG Firewall with SFOS… CVSS 3.0MEDIUM 6.1

See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences