CVE-2024-43106: excel Signature Bypass — Exploit

Description

A library injection vulnerability exists in Microsoft Excel 16.83 for macOS. A specially crafted library can leverage Excel's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and then make use of the vulnerable application's permissions.

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CVSS v3.1 Score

7.1

HIGH

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

Weakness Type (CWE)

CWE-347 CWE-347

Affected Products

Vendor	Product	Versions
microsoft	excel	All

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2024-1976 https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-1976 https://talosintelligence.com/vulnerability_reports/TALOS-2024-1976

Frequently Asked Questions

What is CVE-2024-43106? +

A library injection vulnerability exists in Microsoft Excel 16.83 for macOS. A specially crafted library can leverage Excel's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and then make use of the vulnerable application's permissions. It has a CVSS v3.1 base score of 7.1 (HIGH).

How severe is CVE-2024-43106? +

CVE-2024-43106 has a CVSS v3.1 score of 7.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-43106? +

CVE-2024-43106 affects products from microsoft, specifically: excel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-43106? +

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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CVE-2024-43106