What’s Vulnerable › Vulnerabilities

CVE-2021-44023

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-16 · updated 2026-06-17
• Weakness: CWE-59

Description

A link following denial-of-service (DoS) vulnerability in the Trend Micro Security (Consumer) 2021 familiy of products could allow an attacker to abuse the PC Health Checkup feature of the product to create symlinks that would allow modification of files which could lead to a denial-of-service.

Affected products

• Trendmicro Antivirus+ Security 2021: through 17.0
• Trendmicro Internet Security 2021: through 17.0
• Trend Micro Maxmium Security (Consumer): through 17.0
• Trendmicro Premium Security 2021: through 17.0

References

• https://helpcenter.trendmicro.com/en-us/article/tmka-10867
• https://www.zerodayinitiative.com/advisories/ZDI-21-1536/
• https://helpcenter.trendmicro.com/en-us/article/tmka-10867
• https://www.zerodayinitiative.com/advisories/ZDI-21-1536/

Get alerted when CVE-2021-44023 or the next vulnerability affects your stack