SB2023050220 - Multiple vulnerabilities in SilverStripe Framework
Published: May 2, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Improper access control (CVE-ID: CVE-2023-22728)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the GridField print view. A remote user with content author permissions can view records they are not authorized to access.
2) Open redirect (CVE-ID: CVE-2023-22729)
CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data on a login screen. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
Remediation
Install update from vendor's website.
References
- https://github.com/silverstripe/silverstripe-framework/security/advisories/GHSA-jh3w-6jp2-vqqm
- https://github.com/silverstripe/silverstripe-framework/commit/fd5d8217e83768d7bf841e94b2d4d82642d5bc58
- https://github.com/silverstripe/silverstripe-framework/commit/1a5bb4cbece1721203977910b8ecd8b79c18dc77
- https://github.com/silverstripe/silverstripe-framework/security/advisories/GHSA-fw84-xgm8-9jmv