Vulnerability Report

CVE-2023-1671

RCE CISA KEV Active

Title: Pre-authentication command injection in Sophos Web Appliance

RCE

Proof Of Concept

PoC Available for CVE-2023-1671

CWE Category CWE-77
Published Date Apr 04, 2023
Modified Date Oct 27, 2025
Exploit Status Available
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
100.00%

Vulnerability Summary

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.

Impacted Vendors

S
sophos 1

Reference Links

http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-1671 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/51396
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.