Cyber Resilience

CVE-2023-5545

Low

Published: 09 November 2023

Published
09 November 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS Score 0.0028 51.5th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-5545 is a low-severity Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) vulnerability in Moodle Moodle. Its CVSS base score is 3.3 (Low).

Operationally, ranked in the top 48.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

H5P metadata automatically populated the author with the user's username, which could be sensitive information.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

moodle
moodle
≤ 3.9.24 · 3.11.0 — 3.11.17 · 4.0.0 — 4.0.11
fedoraproject
extra packages for enterprise linux
7.0
fedoraproject
fedora
38

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-668 CWE-200

Controls whether organization resources are exposed to external system spheres by permitting or prohibiting their use.

addresses: CWE-200 CWE-668

By enforcing authorization matching prior to sharing, the control reduces the risk of exposing sensitive information to unauthorized actors.

addresses: CWE-200 CWE-668

Review and removal of nonpublic information from publicly accessible systems directly prevents exposure of sensitive data to unauthorized actors.

addresses: CWE-200 CWE-668

Data mining protection mechanisms detect and block unauthorized bulk extraction of sensitive data, directly mitigating exposure to unauthorized actors.

addresses: CWE-200 CWE-668

Documenting information locations and authorized users enables better protection against unauthorized exposure of sensitive data.

addresses: CWE-200 CWE-668

Media marking ensures sensitive information on removable or system media is handled according to its classification, reducing the chance of inadvertent exposure to unauthorized actors.

addresses: CWE-200 CWE-668

Protecting and controlling media during external transport prevents exposure of sensitive information to unauthorized actors.

addresses: CWE-200 CWE-668

Assessing control effectiveness and providing incident communication channels at alternate sites reduces the likelihood of sensitive information exposure to unauthorized actors.

References