CVE-2023-1671

A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

100.00% chance of exploitation in the next 30 days, 100th percentile

CISA KEV

added 2023-11-16

Nuclei

critical · CWE-77

Published

2023-04-04

Updated

2025-10-21

Proof-of-concept exploits (7)

• http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injecti…
• 0xdolan/cve_poc1★ · 2024-08-26
• W01fh4cker/CVE-2023-1671-POC16★ · 2023-04-26
• behnamvanda/CVE-2023-16711★ · 2024-05-06
• csffs/cve-2023-16710★ · 2023-05-17
• ohnonoyesyes/CVE-2023-16713★ · 2023-04-23
• getdrive/PoC

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-1671.yaml

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/51396

Exploit collections (1)

• zan8in/afrog/blob/main/pocs/afrog-pocs/CVE/2023/CVE-2023-1671.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2020-0688
• CVE-2022-33891
• CVE-2023-20198
• CVE-2023-46747
• CVE-2023-47246
• CVE-2024-1708