Moodle 2.x/3.x Blog access control

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Moodle 2.x/3.x. Affected by this issue is some unknown functionality of the component Blog Handler. Such manipulation leads to access control. This vulnerability is traded as CVE-2017-7489. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Moodle 2.x/3.x (Learning Management Software). Affected by this issue is an unknown function of the component Blog Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.

The bug was discovered 05/15/2017. The weakness was shared 05/15/2017 (Website). The advisory is available at moodle.org. This vulnerability is handled as CVE-2017-7489 since 04/05/2017. The attack may be launched remotely. The successful exploitation requires a simple authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 100486 (Fedora 24 : moodle (2017-1f15fde598)), 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 276663 (Fedora Security Update for moodle (FEDORA-2017-1f15fde598)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (100486). The entries VDB-101235 and VDB-101236 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.3
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: Access control
CWE: CWE-264
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: 100486
Nessus Name: Fedora 24 : moodle (2017-1f15fde598)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for moodle FEDORA-2017-4cc8d795e0
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

04/05/2017 🔍
05/15/2017 +40 days 🔍
05/15/2017 +0 days 🔍
05/15/2017 +0 days 🔍
05/16/2017 +1 days 🔍
05/26/2017 +10 days 🔍
05/30/2017 +4 days 🔍
12/06/2022 +2016 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: FEDORA-2017-1f15fde598
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-7489 (🔍)
GCVE (CVE): GCVE-0-2017-7489
GCVE (VulDB): GCVE-100-101234
OSVDB: - CVE-2017-7489 - Moodle - Privilege Escalation Issue

See also: 🔍

Entryinfo

Created: 05/16/2017 03:55
Updated: 12/06/2022 13:29
Changes: 05/16/2017 03:55 (71), 09/26/2020 14:51 (5), 12/06/2022 13:29 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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