Cyber Resilience

CVE-2023-4480

Medium

Published: 05 September 2023

Published
05 September 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
EPSS Score 0.0021 43.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-4480 is a medium-severity Insertion of Sensitive Information into Externally-Accessible File or Directory (CWE-538) vulnerability in Php-Fusion Phpfusion. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 43.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Due to an out-of-date dependency in the “Fusion File Manager” component accessible through the admin panel, an attacker can send a crafted request that allows them to read the contents of files on the system accessible within the privileges of…

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the running process. Additionally, they may write files to arbitrary locations, provided the files pass the application’s mime-type and file extension validation.

CWE(s)

Related Threats

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

Affected Assets

php-fusion
phpfusion
≤ 9.10.30

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-538

Pre- and post-publication reviews prevent insertion of sensitive information into externally-accessible public locations.

addresses: CWE-538

Monitors for sensitive information placed in externally accessible files or directories.

addresses: CWE-538

The map shows if data actions result in sensitive information being placed in externally accessible locations.

addresses: CWE-538

Isolation and eradication reduce the ability to exploit sensitive information inserted into externally-accessible files or directories.

addresses: CWE-538

Approved categorization forces identification of externally accessible files that contain sensitive content so they receive proper protection.

addresses: CWE-538

The pre-implementation review identifies externally accessible files or directories containing PII and drives access restrictions or removal.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

addresses: CWE-538

Tainting makes it possible to determine when sensitive data has been removed from externally accessible files or directories.

References