Sophos
CVE-2013-2642
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK
2 techniques across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 9.3 (CRITICAL). Attack characteristics: network attack vector, M complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 11.96%. |
| Exploit ScenarioDerived | A remote attacker could execute arbitrary operating system commands on the host by sending crafted requests to the affected application. |
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Alert meAnalysisAI
Sophos Web Appliance before 3.7.8.2 allows (1) remote attackers to execute arbitrary commands via shell metacharacters in the client-ip parameter to the Block page, when using the user_workstation. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 12.0%.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. Sophos Web Appliance before 3.7.8.2 allows (1) remote attackers to execute arbitrary commands via shell metacharacters in the client-ip parameter to the Block page, when using the user_workstation variable in a customized template, and remote authenticated users to execute arbitrary commands via shell metacharacters in the (2) url parameter to the Diagnostic Tools functionality or (3) entries parameter to the Local Site List functionality. Affected products include: Sophos Web Appliance Firmware, Sophos Web Appliance. Version information: before 3.7.8.2.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:M/Au:N/C:C/I:C/A:C
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
Sophos Web Appliance before 3.7.8.2 allows (1) remote attackers to execute arbitrary commands via shell metacharacters in the client-ip parameter to the Block page, when using the user_workstation variable in a customized template, and remote authenticated users to execute arbitrary commands via shell metacharacters in the (2) url parameter to the Diagnostic Tools functionality or (3) entries parameter to the Local Site List functionality.
Threat Intelligence Overview
NVD
CVE.org
EPSS
Exploit-DB
VulDB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
OS command injection occurs when an application passes unsanitized user input directly into system shell commands.
Affected Products (CPE)CVE.org
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
Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C
The Change Password dialog box (change_password) in Sophos Web Appliance before 3.8.2 allows remote authenticated users
The network interface configuration page (netinterface) in Sophos Web Appliance before 3.8.2 allows remote administrator
Directory traversal vulnerability in patience.cgi in Sophos Web Appliance before 3.7.8.2 allows remote attackers to read
The Gzip file parser in AVG Anti-Virus 10.0.0.1190, Bitdefender 7.2, Command Antivirus 5.2.11.5, Emsisoft Anti-Malware 5
An SQL injection vulnerability in the WebAdmin of Cyberoam OS through 2020-12-04 allows unauthenticated attackers to exe
The TAR file parser in AhnLab V3 Internet Security 2011.01.18.00, Avira AntiVir 7.11.1.163, Antiy Labs AVL SDK 2.0.3.7,
The CAB file parser in Dr.Web 5.0.2.03300, Trend Micro HouseCall 9.120.0.1004, Kaspersky Anti-Virus 7.0.0.125, Sophos An
The resend_bytes function in roaming_common.c in the client in OpenSSH 5.x, 6.x, and 7.x before 7.1p2 allows remote serv
A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM before v9.705 MR5, v9.607 MR7, and v9.511
In Sophos Web Appliance (SWA) before 4.3.1.2, a section of the machine's interface responsible for generating reports wa
GitHub PoC