CVE-2023-48648
CRITICALConcrete CMS <8.5.13,9.x <9.2.2 - Info Disclosure
Title source: llmDescription
Concrete CMS before 8.5.13 and 9.x before 9.2.2 allows unauthorized access because directories can be created with insecure permissions. File creation functions (such as the Mkdir() function) gives universal access (0777) to created folders by default. Excessive permissions can be granted when creating a directory with permissions greater than 0755 or when the permissions argument is not specified.
References (3)
Core 3
Core References
Release Notes
https://documentation.concretecms.org/developers/introduction/version-history/8513-release-notes
Release Notes
https://documentation.concretecms.org/developers/introduction/version-history/922-release-notes
Release Notes, Vendor Advisory
https://www.concretecms.org/about/project-news/security/2023-11-09-security-blog-about-updated-cves-and-new-release
Scores
CVSS v3
9.8
EPSS
0.0123
EPSS Percentile
65.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-276
Status
published
Products (2)
concrete5/concrete5
0 - 8.5.13Packagist
concretecms/concrete_cms
< 8.5.13
Published
Nov 17, 2023
Tracked Since
Feb 18, 2026