Moodle up to 2.5.9/2.6.6/2.7.3/2.8.1 tag/user.php access control
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $0-$5k | 0.00 |
A vulnerability has been found in Moodle up to 2.5.9/2.6.6/2.7.3/2.8.1 (Learning Management Software) and classified as critical. Affected by this vulnerability is an unknown function of the file tag/user.php. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
tag/user.php in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 does not consider the moodle/tag:flag capability before proceeding with a flaginappropriate action, which allows remote authenticated users to bypass intended access restrictions via the "Flag as inappropriate" feature.
The weakness was shared 06/01/2015 (Website). The advisory is shared at moodle.org. This vulnerability is known as CVE-2015-2271 since 03/09/2015. The attack can be launched remotely. The successful exploitation requires a single authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.
By approaching the search of inurl:tag/user.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 82601 (Fedora 20 : moodle-2.6.10-1.fc20 (2015-4530)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13118 (Moodle Multiple Security Vulnerabilities (MSA-15-0010, MSA-15-0011, MSA-15-0012, MSA-15-0013, MSA-15-0014, MSA-15-0015, MSA-15-0016, MSA-15-0017)).
Upgrading to version 2.6.7, 2.7.4 or 2.8.2 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (82601). The entries 74008, 74009, 74010 and 74011 are related to this item.
Product
Type
Name
Version
- 2.5.0
- 2.5.1
- 2.5.2
- 2.5.3
- 2.5.4
- 2.5.5
- 2.5.6
- 2.5.7
- 2.5.8
- 2.5.9
- 2.6.0
- 2.6.1
- 2.6.2
- 2.6.3
- 2.6.4
- 2.6.5
- 2.6.6
- 2.7.0
- 2.7.1
- 2.7.2
- 2.7.3
- 2.8.0
- 2.8.1
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
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Exploiting
Class: Access controlCWE: CWE-264
ATT&CK: T1068
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Google Hack: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 82601
Nessus Name: Fedora 20 : moodle-2.6.10-1.fc20 (2015-4530)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 867773
OpenVAS Name: Fedora Update for moodle FEDORA-2015-4724
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Moodle 2.6.7/2.7.4/2.8.2
Timeline
03/09/2015 🔍06/01/2015 🔍
06/01/2015 🔍
06/01/2015 🔍
06/02/2015 🔍
06/18/2015 🔍
05/19/2022 🔍
Sources
Product: moodle.orgAdvisory: moodle.org
Status: Not defined
Confirmation: 🔍
CVE: CVE-2015-2271 (🔍)
Vulnerability Center: 50633 - Moodle Remote Security Bypass via Flag Tag, Medium
SecurityFocus: 73159
See also: 🔍
Entry
Created: 06/02/2015 09:58Updated: 05/19/2022 20:23
Changes: 06/02/2015 09:58 (56), 07/01/2017 07:57 (12), 05/19/2022 20:23 (3)
Complete: 🔍
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