What’s Vulnerable › Vulnerabilities

CVE-2024-23940

• Severity: high (CVSS 7.8 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: yes
• Published: 2024-01-29 · updated 2026-06-17
• Weakness: CWE-427

Description

Trend Micro uiAirSupport, included in the Trend Micro Security 2023 family of consumer products, version 6.0.2092 and below is vulnerable to a DLL hijacking/proxying vulnerability, which if exploited could allow an attacker to impersonate and modify a library to execute code on the system and ultimately escalate privileges on an affected system.

Affected products

• Trendmicro Air Support: before 6.0.2103 — fixed in 6.0.2103
• Trendmicro Antivirus + Security: before 6.0.2103 — fixed in 6.0.2103
• Trendmicro Internet Security: before 6.0.2103 — fixed in 6.0.2103
• Trendmicro Maximum Security: before 6.0.2103 — fixed in 6.0.2103
• Trendmicro Premium Security: before 6.0.2103 — fixed in 6.0.2103

How to fix

Upgrade to a fixed version: Trendmicro Air Support 6.0.2103; Trendmicro Antivirus + Security 6.0.2103; Trendmicro Internet Security 6.0.2103; Trendmicro Maximum Security 6.0.2103; Trendmicro Premium Security 6.0.2103. Check the vendor advisory for mitigations.

References

• https://helpcenter.trendmicro.com/en-us/article/tmka-12134
• https://helpcenter.trendmicro.com/ja-jp/article/tmka-12132
• https://medium.com/@s1kr10s/av-when-a-friend-becomes-an-enemy-55f41aba42b1
• https://helpcenter.trendmicro.com/en-us/article/tmka-12134
• https://helpcenter.trendmicro.com/ja-jp/article/tmka-12132
• https://medium.com/@s1kr10s/av-when-a-friend-becomes-an-enemy-55f41aba42b1

Get alerted when CVE-2024-23940 or the next vulnerability affects your stack