CVE-2024-23940: air support — Exploit & Fix

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.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-427 CWE-427

Affected Products

Vendor	Product	Versions
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
microsoft	windows	All

References

Advisories & Patches

https://helpcenter.trendmicro.com/en-us/article/tmka-12134 https://helpcenter.trendmicro.com/ja-jp/article/tmka-12132 https://helpcenter.trendmicro.com/en-us/article/tmka-12134 https://helpcenter.trendmicro.com/ja-jp/article/tmka-12132

Exploits

https://medium.com/@s1kr10s/av-when-a-friend-becomes-an-enemy-55f41aba42b1 https://medium.com/@s1kr10s/av-when-a-friend-becomes-an-enemy-55f41aba42b1

Frequently Asked Questions

What is CVE-2024-23940? +

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. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-23940? +

CVE-2024-23940 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-23940? +

CVE-2024-23940 affects products from microsoft, trendmicro, specifically: air_support, antivirus_\+_security, internet_security, maximum_security, premium_security, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-23940? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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