CVE-2023-25655
baserCMS allows any file to be uploaded
Description
There is a vulnerability that allows uploading any files to baserCMS. This is a vulnerability that needs to be addressed when the management system is used by an unspecified number of users. If you are eligible, please update to the new version as soon as possible. ### Target baserCMS 4.7.3 and earlier versions ### Vulnerability Malicious files may be uploaded in Upload File Management. ### Countermeasures Update to the latest version of baserCMS Please refer to the following page to reference for more information. https://basercms.net/security/JVN_61105618 ### Credits - Taisei Inoue@GMO Cybersecurity by Ierae, Inc. - Yusuke Akagi@Mitsui Bussan Secure Directions, Inc.
How to fix CVE-2023-25655
To remediate CVE-2023-25655, upgrade the affected package to a fixed version below.
- —upgrade to 4.7.5 or later
Is CVE-2023-25655 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.7.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |