| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 3.7 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as problematic, has been found in Moodle up to 3.9.23/3.11.16/4.0.10/4.1.5/4.2.2. This affects an unknown part of the component H5P Author Name Handler. The manipulation leads to information disclosure. This vulnerability is referenced as CVE-2023-5545. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.
Details
A vulnerability was found in Moodle up to 3.9.23/3.11.16/4.0.10/4.1.5/4.2.2 (Learning Management Software) and classified as problematic. This issue affects an unknown functionality of the component H5P Author Name Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.
The weakness was published 10/19/2023. It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2023-5545 since 10/12/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.
The vulnerability scanner Nessus provides a plugin with the ID 261448 (Linux Distros Unpatched Vulnerability : CVE-2023-5545), which helps to determine the existence of the flaw in a target environment.
Upgrading to version 3.9.24, 3.11.17, 4.0.11, 4.1.6 or 4.2.3 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (261448). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Type
Name
Version
- 3.9.0
- 3.9.1
- 3.9.2
- 3.9.3
- 3.9.4
- 3.9.5
- 3.9.6
- 3.9.7
- 3.9.8
- 3.9.9
- 3.9.10
- 3.9.11
- 3.9.12
- 3.9.13
- 3.9.14
- 3.9.15
- 3.9.16
- 3.9.17
- 3.9.18
- 3.9.19
- 3.9.20
- 3.9.21
- 3.9.22
- 3.9.23
- 3.11.0
- 3.11.1
- 3.11.2
- 3.11.3
- 3.11.4
- 3.11.5
- 3.11.6
- 3.11.7
- 3.11.8
- 3.11.9
- 3.11.10
- 3.11.11
- 3.11.12
- 3.11.13
- 3.11.14
- 3.11.15
- 3.11.16
- 4.0.0
- 4.0.1
- 4.0.2
- 4.0.3
- 4.0.4
- 4.0.5
- 4.0.6
- 4.0.7
- 4.0.8
- 4.0.9
- 4.0.10
- 4.1.0
- 4.1.1
- 4.1.2
- 4.1.3
- 4.1.4
- 4.1.5
- 4.2.0
- 4.2.1
- 4.2.2
License
Website
- Product: https://moodle.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 3.8VulDB 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): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Information disclosureCWE: 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: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 261448
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2023-5545
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Moodle 3.9.24/3.11.17/4.0.11/4.1.6/4.2.3
Timeline
10/12/2023 🔍10/19/2023 🔍
10/19/2023 🔍
09/06/2025 🔍
Sources
Product: moodle.orgAdvisory: bugzilla.redhat.com
Status: Confirmed
CVE: CVE-2023-5545 (🔍)
GCVE (CVE): GCVE-0-2023-5545
GCVE (VulDB): GCVE-100-242915
Entry
Created: 10/19/2023 08:02Updated: 09/06/2025 01:58
Changes: 10/19/2023 08:02 (39), 11/11/2023 10:02 (1), 11/11/2023 10:07 (12), 09/06/2025 01:58 (17)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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