An security agent resource exhaustion denial-of-service vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service, Trend Micro Worry-Free Business Security 10.0 SP1 and Trend Micro Worry-Free Business Security Services agents could allow an attacker to flood a temporary log location and consume all disk space on affected installations.
Weakness
The product does not properly control the allocation and maintenance of a limited resource.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Apex_one | Trendmicro | - (including) | - (including) |
| Apex_one | Trendmicro | 2019 (including) | 2019 (including) |
| Worry-free_business_security | Trendmicro | 10.0-sp1 (including) | 10.0-sp1 (including) |
| Worry-free_business_security_services | Trendmicro | - (including) | - (including) |
Potential Mitigations
Mitigation of resource exhaustion attacks requires that the target system either:
The first of these solutions is an issue in itself though, since it may allow attackers to prevent the use of the system by a particular valid user. If the attacker impersonates the valid user, they may be able to prevent the user from accessing the server in question.
The second solution is simply difficult to effectively institute – and even when properly done, it does not provide a full solution. It simply makes the attack require more resources on the part of the attacker.
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/147.html
- https://cwe.mitre.org/data/definitions/227.html
- https://cwe.mitre.org/data/definitions/492.html
References
- https://success.trendmicro.com/solution/000290464
- https://success.trendmicro.com/solution/000290486
- https://www.zerodayinitiative.com/advisories/ZDI-22-372/
- https://success.trendmicro.com/solution/000290464
- https://success.trendmicro.com/solution/000290486
- https://www.zerodayinitiative.com/advisories/ZDI-22-372/