Moodle 2.7/2.8/2.9 Permission mod/forum:canposttomygroups access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Moodle 2.7/2.8/2.9. The impacted element is an unknown function of the component Permission Handler. Such manipulation of the argument mod/forum:canposttomygroups leads to access control. This vulnerability is traded as CVE-2015-3273. The attack may be launched remotely. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Moodle 2.7/2.8/2.9 (Learning Management Software) and classified as problematic. Affected by this issue is an unknown code block of the component Permission Handler. The manipulation of the argument mod/forum:canposttomygroups with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is integrity.

The weakness was shared 07/13/2015 as MSA-15-0027 as confirmed advisory (Website). The advisory is shared for download at moodle.org. This vulnerability is handled as CVE-2015-3273 since 04/10/2015. The exploitation is known to be easy. The attack may be launched remotely. The requirement for exploitation is a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 86032 (Fedora 23 : moodle-2.9.1-1.fc23 (2015-14987)), 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 124077 (Fedora Security Update for moodle (FEDORA-2015-14988)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (104543), Tenable (86032), SecurityFocus (BID 75713†), SecurityTracker (ID 1032877†) and Vulnerability Center (SBV-57662†). The entries VDB-75652, VDB-75653, VDB-75654 and VDB-75655 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 86032
Nessus Name: Fedora 23 : moodle-2.9.1-1.fc23 (2015-14987)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for moodle FEDORA-2015-14996
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

04/10/2015 🔍
07/13/2015 +94 days 🔍
07/13/2015 +0 days 🔍
07/13/2015 +0 days 🔍
07/13/2015 +0 days 🔍
07/14/2015 +1 days 🔍
09/18/2015 +66 days 🔍
09/21/2015 +3 days 🔍
02/22/2016 +154 days 🔍
03/23/2016 +30 days 🔍
05/31/2022 +2260 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: MSA-15-0027
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3273 (🔍)
GCVE (CVE): GCVE-0-2015-3273
GCVE (VulDB): GCVE-100-76424
X-Force: 104543 - Moodle mod/forum:canposttomygroups security bypass
SecurityFocus: 75713 - Moodle 'mod/forum:canposttomygroups' Security Bypass Vulnerability
SecurityTracker: 1032877
Vulnerability Center: 57662 - Moodle Remote Security Bypass Vulnerability in Mod/forum/post.php - CVE-2015-3273, Medium

See also: 🔍

Entryinfo

Created: 07/14/2015 11:40
Updated: 05/31/2022 09:15
Changes: 07/14/2015 11:40 (81), 02/02/2019 11:30 (12), 05/31/2022 09:15 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!