CVE-2024-4454: client security (CVSS 7.8)

Description

WithSecure Elements Endpoint Protection Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of WithSecure Elements Endpoint Protection. User interaction on the part of an administrator is required to exploit this vulnerability. The specific flaw exists within the WithSecure plugin hosting service. By creating a symbolic link, an attacker can abuse the service to create a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-23035.

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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-59 CWE-59

Affected Products

Vendor	Product	Versions
withsecure	client_security	All
withsecure	elements_endpoint_protection	All
withsecure	email_and_server_security	All
withsecure	server_security	All
microsoft	windows	All

References

Other References

https://www.zerodayinitiative.com/advisories/ZDI-24-491/ https://www.zerodayinitiative.com/advisories/ZDI-24-491/

Frequently Asked Questions

What is CVE-2024-4454? +

WithSecure Elements Endpoint Protection Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of WithSecure Elements Endpoint Protection. User interaction on the part of an administrator is required to exploit this vulnerability. The specific flaw exists within the WithSecure plugin hosting service. By creating a symbolic link, an attacker can abuse the service to create a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-23035. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-4454? +

CVE-2024-4454 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-2024-4454? +

CVE-2024-4454 affects products from microsoft, withsecure, specifically: client_security, elements_endpoint_protection, email_and_server_security, server_security, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-4454? +

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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