SARA / Free Tools / CVE / CVE-2022-40139

CVE-2022-40139 — Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability

Improper validation of some components used by the rollback mechanism in Trend Micro Apex One and Trend Micro Apex One as a Service clients could allow a Apex One server administrator to instruct affected clients to download an unverified rollback package, which could lead to rem

CVSS
EPSS
11.80% (top 6.40%)
CWE
Published
2022-09-19T18:01:01.000Z
Last modified
2025-10-21T23:15:35.268Z
CVSS vector
CISA KEV — Actively Exploited
Added to KEV
2022-09-15
BOD 22-01 due
2022-10-06
Ransomware use
Unknown

01What is this vulnerability?

Improper validation of some components used by the rollback mechanism in Trend Micro Apex One and Trend Micro Apex One as a Service clients could allow a Apex One server administrator to instruct affected clients to download an unverified rollback package, which could lead to remote code execution. Please note: an attacker must first obtain Apex One server administration console access in order…

02Affected products

VendorProductVersions
Trend MicroTrend Micro Apex One2019 (on-prem) and SaaS

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2022-09-15. Ransomware use: Unknown.

04Recommended remediation

05Technical details

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

06Detection signatures

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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

09References

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