What’s Vulnerable › Vulnerabilities

CVE-2020-24558

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-01 · updated 2026-06-17
• Weakness: CWE-125

Description

A vulnerability in an Trend Micro Apex One, Worry-Free Business Security 10.0 SP1 and Worry-Free Business Security Services dll may allow an attacker to manipulate it to cause an out-of-bounds read that crashes multiple processes in the product. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Affected products

• Trend Micro Apex One: 2019, saas
• Trend Micro Worry-Free Business Security: 10.0-sp1
• Trend Micro, Inc. Trend Micro Worry-Free Business Security Services: all versions

References

• https://success.trendmicro.com/solution/000263632
• https://success.trendmicro.com/solution/000267260
• https://www.zerodayinitiative.com/advisories/ZDI-20-1095/
• https://success.trendmicro.com/solution/000263632
• https://success.trendmicro.com/solution/000267260
• https://www.zerodayinitiative.com/advisories/ZDI-20-1095/

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