Trend Micro Apex One: Direct Request
CVE-2022-41746 is a critical-severity direct request vulnerability in Trend Micro Apex One from Trend Micro, with a CVSS 3.1 base score of 9.1 out of 10. It can be exploited remotely over the network by an attacker with administrator privileges, without any action from a user. Affected Trend Micro Apex One versions: 2019 (on-prem) and SaaS. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 1.2% chance of exploitation within 30 days, higher than 69% of scored CVEs.
Critical severity: a successful attack would have severe impact.
What to do
- Check which version of Trend Micro Apex One you run against the affected versions below, and install the vendor's latest release.
- Read the advisory on success.trendmicro.com for workarounds and exact fixed builds.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Trend Micro | Trend Micro Apex One | 2019 (on-prem) and SaaS | Not stated |
| Trend Micro | Apex One | 2019 | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- HighAdministrator-level access is required first.
- User interaction
- NoneNo action by a victim is required.
- Scope
- ChangedThe attack can reach beyond the vulnerable component into other systems.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- HighData or code can be modified at will.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H. Scored by NVD.
Official description
A forced browsing vulnerability in Trend Micro Apex One could allow an attacker with access to the Apex One console on affected installations to escalate privileges and modify certain agent groupings. Please note: an attacker must first obtain the ability to log onto the Apex One web console in order to exploit this vulnerability.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Direct Request
The web application does not adequately enforce appropriate authorization on all restricted URLs, scripts, or files.
How developers prevent this class of flaw
- Apply appropriate access control authorizations for each access to all restricted URLs, scripts or files.
- Consider using MVC based frameworks such as Struts.
Timeline
- CVE record published.
- Record last changed materially (score, affected products, status or references).
References
Third-party and government advisories
- zerodayinitiative.com/advisories/ZDI-22-1403/Third Party Advisory, VDB Entry
Other vulnerabilities in Trend Micro Apex One
- 9.8 Critical severity
- 9.8 Critical severity
- 7.8 High severity
- 7.8 High severity
- 7.8 High severity
- 8.8 High severity
Recent Direct Request vulnerabilities
- 8.0 High severity
- 7.5 High severity
- 7.5 High severity
- 8.0 High severity
- 7.5 High severity
- 8.8 High severity
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