Moodle 4.2.2 information disclosure

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 (≈)
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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.
3.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Moodle 4.2.2. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in information disclosure. This vulnerability was named CVE-2023-5542. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Moodle 4.2.2 (Learning Management Software). This affects some unknown processing. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was presented 10/19/2023. The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2023-5542 since 10/12/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 261447 (Linux Distros Unpatched Vulnerability : CVE-2023-5542), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.2.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (261447). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

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

CNA Base Score: 3.3
CNA Vector (Fedora Project): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 261447
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2023-5542

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Moodle 4.2.3

Timelineinfo

10/12/2023 🔍
10/19/2023 +7 days 🔍
10/19/2023 +0 days 🔍
09/06/2025 +688 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2023-5542 (🔍)
GCVE (CVE): GCVE-0-2023-5542
GCVE (VulDB): GCVE-100-242913

Entryinfo

Created: 10/19/2023 08:01
Updated: 09/06/2025 05:05
Changes: 10/19/2023 08:01 (38), 11/11/2023 09:48 (1), 11/11/2023 09:53 (12), 09/06/2025 05:05 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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