Arbitrary file upload in Baserproject Basercms
CVE-2023-25655
baserCMS is a Content Management system. Prior to version 4.7.5, any file may be uploaded on the management system of baserCMS. Version 4.7.5 contains a patch.
Vulnerability class: Unrestricted File Upload
EPSS: 0.006 (68.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Baserproject Basercms — versions < 4.7.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/baserproject/basercms/security/advisories/GHSA-mfvg-qwcw-qvc8 (x_refsource_CONFIRM)
- https://github.com/baserproject/basercms/commit/922025a98b0e697ab78f6a785a004e0729aa9100 (x_refsource_MISC)
- https://github.com/baserproject/basercms/commit/9297629983ed908c7f51bf61a0231dde91404ebd (x_refsource_MISC)
- https://github.com/baserproject/basercms/releases/tag/basercms-4.7.5 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-25655?
- CVE-2023-25655 is a critical-severity vulnerability in Baserproject Basercms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2023-03-23.
- How severe is CVE-2023-25655?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-25655 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.