Sophos Web Appliance up to 4.3.1.1 Active Directory command injection

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Sophos Web Appliance up to 4.3.1.1. The affected element is an unknown function of the component Active Directory Handler. Performing a manipulation results in command injection. This vulnerability is known as CVE-2017-6183. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Sophos Web Appliance up to 4.3.1.1. It has been classified as critical. This affects some unknown processing of the component Active Directory Handler. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In Sophos Web Appliance (SWA) before 4.3.1.2, a section of the machine's configuration utilities for adding (and detecting) Active Directory servers was vulnerable to remote command injection, aka NSWA-1314.

The bug was discovered 03/30/2017. The weakness was published 03/30/2017 by Russell Sanford (Website). The advisory is shared at wsa.sophos.com. This vulnerability is uniquely identified as CVE-2017-6183 since 02/21/2017. It is possible to initiate the attack remotely. Required for exploitation is a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

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 Tenable (99237) and SecurityFocus (BID 97261†). Similar entries are available at VDB-99104, VDB-99106 and VDB-99107. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day 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 🔍
08/24/2020 +1236 days 🔍

Sourcesinfo

Vendor: sophos.com

Advisory: wsa.sophos.com
Researcher: Russell Sanford
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6183 (🔍)
GCVE (CVE): GCVE-0-2017-6183
GCVE (VulDB): GCVE-100-99105
SecurityFocus: 97261 - Sophos Web Appliance Multiple Command Injection and Session Fixation Vulnerabilities
OSVDB: - CVE-2017-6183 - Sophos Web Appliance - Command Injection Issue

See also: 🔍

Entryinfo

Created: 03/31/2017 10:46
Updated: 08/24/2020 09:45
Changes: 03/31/2017 10:46 (69), 08/24/2020 09:45 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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