Sophos Web Appliance up to 4.3.1.1 Report Generator command injection

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Sophos Web Appliance up to 4.3.1.1. Impacted is an unknown function of the component Report Generator. Such manipulation leads to command injection. This vulnerability is traded as CVE-2017-6182. The attack may be launched remotely. Furthermore, there is an exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Sophos Web Appliance up to 4.3.1.1 and classified as critical. Affected by this issue is an unknown code block of the component Report Generator. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In Sophos Web Appliance (SWA) before 4.3.1.2, a section of the machine's interface responsible for generating reports was vulnerable to remote command injection via functions, aka NSWA-1304.

The bug was discovered 03/30/2017. The weakness was shared 03/30/2017 by Russell Sanford (Website). The advisory is shared for download at wsa.sophos.com. This vulnerability is handled as CVE-2017-6182 since 02/21/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

A public exploit has been developed by xort in Python and been published 4 months after the advisory. The exploit is available at exploit-db.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 99237 (Sophos Web Appliance < 4.3.1.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87285 (Sophos Secure Web Appliance Multiple Vulnerabilities).

Upgrading to version 4.3.1.2 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42332), Tenable (99237) and SecurityFocus (BID 97261†). The entries VDB-99105, VDB-99106 and VDB-99107 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: xort
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 99237
Nessus Name: Sophos Web Appliance < 4.3.1.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Web Appliance 4.3.1.2

Timelineinfo

02/21/2017 🔍
03/16/2017 +23 days 🔍
03/30/2017 +14 days 🔍
03/30/2017 +0 days 🔍
03/30/2017 +0 days 🔍
03/31/2017 +1 days 🔍
03/31/2017 +0 days 🔍
04/06/2017 +6 days 🔍
07/18/2017 +103 days 🔍
07/18/2017 +0 days 🔍
11/24/2024 +2686 days 🔍

Sourcesinfo

Vendor: sophos.com

Advisory: wsa.sophos.com
Researcher: Russell Sanford
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6182 (🔍)
GCVE (CVE): GCVE-0-2017-6182
GCVE (VulDB): GCVE-100-99104
SecurityFocus: 97261 - Sophos Web Appliance Multiple Command Injection and Session Fixation Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/31/2017 10:45
Updated: 11/24/2024 11:49
Changes: 03/31/2017 10:45 (78), 10/31/2019 08:48 (6), 11/24/2024 11:49 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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