Affected Version(s)
| Product | Affected Version(s) | Platform | Language(s) |
|---|---|---|---|
| Apex One | 2019 (On-prem) | Windows | English |
| Apex One | As a Service (SaaS) | Windows | English |
Solution
Trend Micro has released the following solutions to address the issue:
| Product | Updated version | Notes | Platform | Availability |
|---|---|---|---|---|
| Apex One | Critical Patch 10101 | Readme | Windows | Available Now |
| Apex One as a Service | March 2022 Release (Agent 14.0.10349) | Notes | Windows | Available Now |
These are the minimum recommended version(s) of the patches and/or builds required to address the issue. Trend Micro highly encourages customers to obtain the latest version of the product if there is a newer one available than the one listed in this bulletin.
Customers are encouraged to visit Trend Micro’s Download Center to obtain prerequisite software (such as Service Packs) before applying any of the solutions above.
Vulnerability Details
CVE-2022-30700: Incorrect Permission Assignment Local Privilege Escalation Vulnerability CVSSv3: 7.8: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
An incorrect permission assignment vulnerability in Trend Micro Apex One and Apex One as a Service could allow a local attacker to load a DLL with escalated privileges on affected installations.
Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
CVE-2022-30701: Uncontrolled Search Path Element Local Privilege Escalation Vulnerability
CVSSv3: 7.8: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
An uncontrolled search path element vulnerability in Trend Micro Apex One and Apex One as a Service could allow a local attacker to craft a special configuration file to load an untrusted library with escalated privileges on affected installations.
Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
Mitigating Factors
Exploiting these type of vulnerabilities generally require that an attacker has access (physical or remote) to a vulnerable machine. In addition to timely application of patches and updated solutions, customers are also advised to review remote access to critical systems and ensure policies and perimeter security is up-to-date.
However, even though an exploit may require several specific conditions to be met, Trend Micro strongly encourages customers to update to the latest builds as soon as possible.
Acknowledgement
Trend Micro would like to thank the following individuals for responsibly disclosing these issues and working with Trend Micro to help protect our customers:
- Lynn and Lays (@_L4ys) working with Trend Micro's Zero Day Initiative (CVE-2022-30700)
- Abdelhamid Naceri working with Trend Micro's Zero Day Initiative (CVE-2022-30701)
External Reference(s)
- ZDI-CAN-15738 (CVE-2022-30700)
- ZDI-CAN-16098 (CVE-2022-30701)