CVE-2013-4983

Sophos Web Appliance <3.7.9.1, <3.8.1.1 - Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 3 public exploits for CVE-2013-4983. PoCs published by Metasploit, Francisco Falcon, juan vazquez, including Metasploit module exploits/linux/http/sophos_wpa_sblistpack_exec.

AI-analyzed exploit summary This Metasploit module exploits a command injection vulnerability in Sophos Web Protection Appliance versions 3.7.9, 3.8.0, and 3.8.1 via the sblistpack component, allowing arbitrary command execution without authentication.

Description

The get_referers function in /opt/ws/bin/sblistpack in Sophos Web Appliance before 3.7.9.1 and 3.8 before 3.8.1.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the domain parameter to end-user/index.php.

Exploits (3)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotelinux
https://www.exploit-db.com/exploits/28334

This Metasploit module exploits a command injection vulnerability in Sophos Web Protection Appliance versions 3.7.9, 3.8.0, and 3.8.1 via the sblistpack component, allowing arbitrary command execution without authentication.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Sophos Web Protection Appliance 3.7.9, 3.8.0, 3.8.1
No auth needed
Prerequisites: Network access to the target appliance
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC
webappslinux
https://www.exploit-db.com/exploits/28175

The exploit demonstrates a pre-authentication OS command injection vulnerability in Sophos Web Protection Appliance, allowing unauthenticated remote attackers to execute arbitrary commands via crafted POST parameters. The provided Python script triggers a reverse shell by injecting a malicious payload into the 'domain' parameter.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Sophos Web Protection Appliance v3.7.9 and earlier, v3.8.0, v3.8.1
No auth needed
Prerequisites: Network access to the target appliance · Python environment to run the exploit script
devstral-2 · analyzed Feb 19, 2026 Full analysis →
metasploit WORKING POC EXCELLENT
by Francisco Falcon, juan vazquez · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/sophos_wpa_sblistpack_exec.rb

This Metasploit module exploits a command injection vulnerability in Sophos Web Protection Appliance versions 3.7.9, 3.8.0, and 3.8.1 via the sblistpack component. It leverages an unauthenticated POST request to execute arbitrary commands by injecting payloads into the 'domain' parameter.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Sophos Web Protection Appliance 3.7.9, 3.8.0, 3.8.1
No auth needed
Prerequisites: Network access to the target appliance · Target appliance running vulnerable Sophos Web Protection Appliance version
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

EPSS 0.9013
EPSS Percentile 99.8%

Details

CWE
CWE-78
Status published
Products (50)
sophos/web_appliance_firmware 3.7.8
sophos/web_appliance_firmware 3.0.0
sophos/web_appliance_firmware 3.0.1
sophos/web_appliance_firmware 3.0.1.1
sophos/web_appliance_firmware 3.0.2
sophos/web_appliance_firmware 3.0.3
sophos/web_appliance_firmware 3.0.4
sophos/web_appliance_firmware 3.0.5
sophos/web_appliance_firmware 3.0.5.1
sophos/web_appliance_firmware 3.1.0
... and 40 more
Published Sep 10, 2013
Tracked Since Feb 18, 2026