CVE-2021-32458 json
Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow vulnerability which cou…
published 2021-05-27 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-19312
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 33%
- public exploits
- 0
- none known
Summary
Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow vulnerability which could allow an attacker to issue a specially crafted iotcl which could lead to code execution on affected devices. An attacker must first obtain the ability to execute low-privileged code on the target device in order to exploit this vulnerability.
Exploit prediction
0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- Trend Micro Trend Micro Home Network Security
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
helpcenter.trendmicro.com
/en-us/article/TMKA-10337
vendor-advisory
-
talosintelligence.com
/vulnerability_reports/TALOS-2021-1231
third-party-advisory
Sources
- CVE List CVE-2021-32458
- NVD CVE-2021-32458
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