Buffer overflow in Trend Micro Home Network Security
CVE-2021-32457
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 to escalate privileges 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.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (35.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Trend Micro Home Network Security — versions 6.6.604 and below
- Trendmicro Home_network_security
Weakness classification (CWE)
References
- security@trendmicro.com (x_refsource_MISC, Vendor Advisory)
- security@trendmicro.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-32457?
- CVE-2021-32457 is a high-severity vulnerability in Trend Micro Home Network Security, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-05-26.
- How severe is CVE-2021-32457?
- High severity. CVSS v3 base score is 7.8 out of 10.