Moodle up to 2.6.11/2.7.10/2.8.8/2.9.2 mod_data cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Moodle up to 2.6.11/2.7.10/2.8.8/2.9.2. It has been classified as problematic. This issue affects some unknown processing of the component mod_data. The manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2016-2153. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Moodle up to 2.6.11/2.7.10/2.8.8/2.9.2 (Learning Management Software) and classified as critical. This issue affects an unknown code block of the component mod_data. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in the advanced-search feature in mod_data in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 allows remote attackers to inject arbitrary web script or HTML via a crafted field in a URL, as demonstrated by a search form field.

The weakness was published 05/22/2016 (Website). It is possible to read the advisory at moodle.org. The identification of this vulnerability is CVE-2016-2153 since 01/29/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 90256 (Fedora 23 : moodle-2.9.5-1.fc23 (2016-403715aaec)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276024 (Fedora Security Update for moodle (FEDORA-2016-9b591e1952)).

Upgrading to version 2.7.11, 2.8.9 or 2.9.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (90256). Similar entries are available at VDB-87573, VDB-87574, VDB-87576 and VDB-87577. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: 90256
Nessus Name: Fedora 23 : moodle-2.9.5-1.fc23 (2016-403715aaec)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 830863
OpenVAS Name: Fedora Update for moodle FEDORA-2016-9
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Moodle 2.7.11/2.8.9/2.9.3

Timelineinfo

01/29/2016 🔍
03/30/2016 +61 days 🔍
04/01/2016 +2 days 🔍
05/22/2016 +51 days 🔍
05/22/2016 +0 days 🔍
05/23/2016 +1 days 🔍
08/21/2022 +2281 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: FEDORA-2016-403715aaec
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-2153 (🔍)
GCVE (CVE): GCVE-0-2016-2153
GCVE (VulDB): GCVE-100-87575
SecurityTracker: 1035333

See also: 🔍

Entryinfo

Created: 05/23/2016 10:32
Updated: 08/21/2022 14:42
Changes: 05/23/2016 10:32 (62), 12/09/2018 11:24 (11), 08/21/2022 14:37 (3), 08/21/2022 14:42 (1)
Complete: 🔍
Cache ID: 216::103

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