Moodle 2.0/2.0.1/2.0.2 denial of service

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

Summaryinfo

A vulnerability was found in Moodle 2.0/2.0.1/2.0.2. It has been rated as problematic. The impacted element is an unknown function. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2011-4291. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as problematic has been found in Moodle 2.0/2.0.1/2.0.2 (Learning Management Software). This affects an unknown function. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.

The weakness was shared 07/16/2012 as MDL-26838 rating: multiple fixes after a review of rating validation code as confirmed git commit (GIT Repository). It is possible to read the advisory at git.moodle.org. This vulnerability is uniquely identified as CVE-2011-4291 since 11/04/2011. The exploitability is told to be easy. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not publicly available.

Applying the patch 34b5e856b0c98aab3f5317119093628df0834957 is able to eliminate this problem. The bugfix is ready for download at git.moodle.org.

The entries VDB-61302, VDB-61301, VDB-61300 and VDB-61298 are related to this item. Statistical analysis made it clear that VulDB provides the best quality 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: 4.3
VulDB Meta Temp Score: 4.1

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

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 34b5e856b0c98aab3f5317119093628df0834957

Timelineinfo

11/04/2011 🔍
07/16/2012 +255 days 🔍
07/16/2012 +0 days 🔍
03/23/2015 +980 days 🔍
12/06/2021 +2450 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: MDL-26838 rating: multiple fixes after a review of rating validation code
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-4291 (🔍)
GCVE (CVE): GCVE-0-2011-4291
GCVE (VulDB): GCVE-100-61299
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/06/2021 09:41
Changes: 03/23/2015 16:50 (49), 02/18/2019 14:59 (2), 12/06/2021 09:41 (3)
Complete: 🔍
Cache ID: 216::103

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