SB2024091728 - Multiple vulnerabilities in ownCloud Server
Published: September 17, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 vulnerabilities.
1) Cross-site request forgery (CVE-ID: CVE-2024-42014)
CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin in the diagnostics app. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
2) Improper access control (CVE-ID: CVE-2024-37011)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/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 attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in SVG preview generation. A remote user can bypass implemented security restrictions and gain access to other user’s images.
3) Authorization bypass through user-controlled key (CVE-ID: CVE-2024-37010)
CWE-ID: CWE-639 - Authorization Bypass Through User-Controlled Key
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to insecure direct object reference in external storage configuration. A remote user can change configuration of external storage of another user as well as gain access to credentials.
4) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2024-37012)
CWE-ID: CWE-918 - Server-Side Request Forgery (SSRF)
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:L/SI:N/SA:N/E:U/U:Green
The disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input in federated sharing API. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.
Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or perform a denial of service (DoS) attack.
5) Improper Handling of Extra Parameters (CVE-ID: CVE-2024-37009)
CWE-ID: CWE-235 - Improper Handling of Extra Parameters
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper handling of URL in sharing notification. A remote user can send an email to another user containing a potentially malicious URL.
Remediation
Install update from vendor's website.
References
- https://owncloud.com/security-advisories/cross-site-request-forgery-in-diagnostics-app/
- https://owncloud.com/security-advisories/improper-access-control-in-svg-preview-generation/
- https://owncloud.com/security-advisories/insecure-direct-object-reference-in-external-storage/
- https://owncloud.com/security-advisories/server-side-request-forgery-in-federated-sharing-api/
- https://owncloud.com/security-advisories/url-manipulation-when-sharing-files-via-email/