SB2024042537 - Multiple vulnerabilities in ownCloud Server

Description

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2024-26325)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the User Profile Metadata. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2024-26326)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the User’s Avatar Mechanism. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://owncloud.com/security-advisories/improper-validation-in-the-user-profile-metadata/
• https://owncloud.com/security-advisories/improper-validation-in-the-users-avatar-mechanism/