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CVE-2024-4454: WithSecure Elements Endpoint Protection Link Following Local Privilege Escalation Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-22 · updated 2026-06-17
• Weakness: CWE-59

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.

Affected products

• WithSecure Client Security: 15
• WithSecure Elements Endpoint Protection: 17
• WithSecure Email And Server Security: 15
• WithSecure Server Security: 15

References

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

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