Moodle Shibboleth Authentication Plugin privilege escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Moodle. Affected is an unknown function of the component Shibboleth Authentication Plugin. This manipulation causes an unknown weakness. This vulnerability is handled as CVE-2021-40691. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Moodle (Learning Management Software) (affected version unknown). Affected by this vulnerability is an unknown functionality of the component Shibboleth Authentication Plugin. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A session hijack risk was identified in the Shibboleth authentication plugin.

The weakness was released 09/29/2022. It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2021-40691 since 09/08/2021. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/29/2022).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/08/2021 🔍
09/29/2022 +386 days 🔍
09/29/2022 +0 days 🔍
09/29/2022 +0 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2021-40691 (🔍)
GCVE (CVE): GCVE-0-2021-40691
GCVE (VulDB): GCVE-100-209791

Entryinfo

Created: 09/29/2022 10:11
Changes: 09/29/2022 10:11 (36)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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