SB2022100805 - Multiple vulnerabilities in Trend Micro Apex One
Published: October 8, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Time-of-check Time-of-use (TOCTOU) Race Condition (CVE-ID: CVE-2022-41744)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition in Vulnerability Protection Service. A local user can turn a specific working directory into a mount point on affected installations and escalate privileges on the system.
2) Input validation error (CVE-ID: CVE-2022-41749)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to origin validation error within the NT Listener service. A local user can execute arbitrary code with elevated privileges.
3) Out-of-bounds read (CVE-ID: CVE-2022-41745)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in NT Listener service. A local user can trigger
an out-of-bounds read and execute arbitrary code with elevated privileges.
4) Missing Authorization (CVE-ID: CVE-2022-41746)
The vulnerability allows a remote user to compromise the affected system.
The vulnerability exists due to missing authorization within the the Apex One web console. A remote authenticated user can bypass authorization and gain write access to server configuration via a specific URL. Successful exploitation of the vulnerability may allow an attacker to reconfigure the server and associated endpoint agents.
5) Improper Certificate Validation (CVE-ID: CVE-2022-41747)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper certificate validation in Client Plug-in Service Manager when handling signed DLLs. A local administrator can bypass certain elements of the product's anti-tampering mechanisms and load a malicious DLL.
6) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-41748)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due improperly imposed security restrictions within the Data Loss Prevention (DLP) module. A local privileged user can bypass certain elements of the product's anti-tampering mechanisms and escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://success.trendmicro.com/dcx/s/solution/000291645
- https://www.zerodayinitiative.com/advisories/ZDI-22-1404/
- https://www.zerodayinitiative.com/advisories/ZDI-22-1400/
- https://www.zerodayinitiative.com/advisories/ZDI-22-1401/
- https://www.zerodayinitiative.com/advisories/ZDI-22-1403/
- https://www.zerodayinitiative.com/advisories/ZDI-22-1402/