LimeSurvey up to 2.6.6/2.73.0/3.4.1 InstallerController.php Config information disclosure

Summaryinfo

A vulnerability, which was classified as problematic, was found in LimeSurvey up to 2.6.6/2.73.0/3.4.1. The impacted element is an unknown function of the file application/controller/InstallerController.php. The manipulation results in information disclosure (Config). This vulnerability is cataloged as CVE-2018-7556. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in LimeSurvey up to 2.6.6/2.73.0/3.4.1 (Survey Software). Affected is some unknown functionality of the file application/controller/InstallerController.php. The manipulation with an unknown input leads to a information disclosure vulnerability (Config). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

LimeSurvey 2.6.x before 2.6.7, 2.7x.x before 2.73.1, and 3.x before 3.4.2 mishandles application/controller/InstallerController.php after installation, which allows remote attackers to access the configuration file.

The bug was discovered 02/23/2018. The weakness was shared 02/28/2018 (Website). The advisory is available at limesurvey.org. This vulnerability is traded as CVE-2018-7556 since 02/28/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:application/controller/InstallerController.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.6.7, 2.73.1 or 3.4.2 eliminates this vulnerability.

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Productinfo

Type

• Survey Software

Name

• LimeSurvey

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.6.0
• 2.6.1
• 2.6.2
• 2.6.3
• 2.6.4
• 2.6.5
• 2.6.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30
• 2.31
• 2.32
• 2.33
• 2.34
• 2.35
• 2.36
• 2.37
• 2.38
• 2.39
• 2.40
• 2.41
• 2.42
• 2.43
• 2.44
• 2.45
• 2.46
• 2.47
• 2.48
• 2.49
• 2.50
• 2.51
• 2.52
• 2.53
• 2.54
• 2.55
• 2.56
• 2.57
• 2.58
• 2.59
• 2.60
• 2.61
• 2.62
• 2.63
• 2.64
• 2.65
• 2.66
• 2.67
• 2.68
• 2.69
• 2.70
• 2.71
• 2.72
• 2.73.0
• 3.4.0
• 3.4.1

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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