Invision Power Board up to 4.1.12 on PHP5 content.php content_class privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Invision Power Board up to 4.1.12 on PHP5. It has been rated as critical. Affected by this issue is some unknown functionality of the file applications/core/modules/front/system/content.php. Performing a manipulation of the argument content_class results in privileges management. This vulnerability is known as CVE-2016-6174. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Invision Power Board up to 4.1.12 on PHP5 (Forum Software). This affects an unknown function of the file applications/core/modules/front/system/content.php. The manipulation of the argument content_class with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

applications/core/modules/front/system/content.php in Invision Power Services IPS Community Suite (aka Invision Power Board, IPB, or Power Board) before 4.1.13, when used with PHP before 5.4.24 or 5.5.x before 5.5.8, allows remote attackers to execute arbitrary code via the content_class parameter.

The weakness was published 07/12/2016 by Egidio Romano (Website). The advisory is shared at invisionpower.com. This vulnerability is uniquely identified as CVE-2016-6174 since 07/06/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The exploit is shared for download at exploit-db.com. It is declared as highly functional. By approaching the search of inurl:applications/core/modules/front/system/content.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 93685 (macOS < 10.12 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11688 (Invision Power Services IPS Community Suite Remote Code Execution Vulnerability).

Upgrading to version 4.1.13 eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (40084), Tenable (93685) and SecurityFocus (BID 91732†). Similar entries are available at VDB-91991, VDB-92000, VDB-92001 and VDB-92018. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 93685
Nessus Name: macOS < 10.12 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 September-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

D2Sec: IPS Community Suite RCE

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Invision Power Board 4.1.13

Timelineinfo

07/06/2016 🔍
07/12/2016 +6 days 🔍
07/12/2016 +0 days 🔍
07/12/2016 +0 days 🔍
07/13/2016 +1 days 🔍
09/20/2016 +69 days 🔍
09/23/2016 +3 days 🔍
01/31/2025 +3052 days 🔍

Sourcesinfo

Advisory: 137804
Researcher: Egidio Romano
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-6174 (🔍)
GCVE (CVE): GCVE-0-2016-6174
GCVE (VulDB): GCVE-100-89145
SecurityFocus: 91732 - IPS Community Suite CVE-2016-6174 PHP Code Injection Vulnerability

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

Entryinfo

Created: 07/13/2016 10:47
Updated: 01/31/2025 21:08
Changes: 07/13/2016 10:47 (57), 02/23/2019 08:41 (29), 09/02/2022 15:16 (3), 09/25/2024 21:28 (16), 01/31/2025 21:08 (4)
Complete: 🔍
Cache ID: 216::103

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

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