CVE-2021-32466 json
An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and belo…
published 2021-09-29 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-19320
- cvss
- 7.0
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.
Patch / fix
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Affected products
- Trend Micro Trend Micro HouseCall for Home Networks
Classification
- Weakness
-
- CWE-427 Uncontrolled Search Path Element
References
-
helpcenter.trendmicro.com
/ja-jp/article/TMKA-10621
patch, vendor-advisory
-
helpcenter.trendmicro.com
/en-us/article/tmka-10626
vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-21-1112/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2021-32466
- NVD CVE-2021-32466
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