CVE-2022-40141 — A vulnerability in Trend Micro Apex One and Apex One as a Service could allow an

A vulnerability in Trend Micro Apex One and Apex One as a Service could allow an attacker to intercept and decode certain communication strings that may contain some identification attributes of a particular Apex One server.

01What is this vulnerability?

A vulnerability in Trend Micro Apex One and Apex One as a Service could allow an attacker to intercept and decode certain communication strings that may contain some identification attributes of a particular Apex One server.

02Affected products

Vendor	Product	Versions
Trend Micro	Trend Micro Apex One	2019 (on-prem) and SaaS

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-09-19T18:01:03.000Z
• Last modified: 2024-08-03T12:14:39.954Z

09References

• success.trendmicro.com — https://success.trendmicro.com/solution/000291528