Moodle 2.7 cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

A vulnerability has been found in Moodle 2.7 (Learning Management Software) and classified as problematic. This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Multiple cross-site scripting (XSS) vulnerabilities in admin/tool/task/scheduledtasks.php in Moodle 2.7.x before 2.7.1 allow remote attackers to inject arbitrary web script or HTML via vectors that trigger a crafted (1) error or (2) success message for a scheduled task.

The weakness was disclosed 07/29/2014 as confirmed git commit (GIT Repository). The advisory is shared for download at git.moodle.org. This vulnerability was named CVE-2014-3550 since 05/14/2014. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 13018 (Moodle Multiple Cross-Site Scripting Vulnerabilities (MSA-14-0030) and (MSA-14-0031)).

Upgrading to version 2.7 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.moodle.org. The best possible mitigation is suggested to be patching the affected component.

The vulnerability is also documented in the vulnerability database at X-Force (94728). The entry 70491 is pretty similar.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 867240
OpenVAS Name: Fedora Update for moodle FEDORA-2014-10802
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: Moodle 2.7
Patch: git.moodle.org

Timelineinfo

05/14/2014 🔍
07/21/2014 +68 days 🔍
07/21/2014 +0 days 🔍
07/29/2014 +8 days 🔍
07/29/2014 +0 days 🔍
08/14/2014 +16 days 🔍
03/26/2015 +224 days 🔍
06/04/2017 +801 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: git.moodle.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3550 (🔍)
X-Force: 94728
Vulnerability Center: 45856 - Moodle Remote XSS Vulnerability via Scheduled Task Error Messages, Medium
SecurityFocus: 68762 - Moodle CVE-2014-3550 Cross Site Scripting Vulnerability

See also: 🔍

Entryinfo

Created: 03/26/2015 12:07
Updated: 06/04/2017 10:53
Changes: 03/26/2015 12:07 (64), 06/04/2017 10:53 (4)
Complete: 🔍

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