CVSS 3.1 Score 7.5 of 10 (high)


Published Nov 16, 2023
Updated: Dec 1, 2023


CVE-2023-47263 is a vulnerability that affects certain WithSecure products, including WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, and others. This vulnerability allows for a Denial of Service (DoS) attack in the antivirus engine when scanning a fuzzed PE32 file. The base severity of this vulnerability is rated as HIGH, with a base score of 7.5. The exploitability score is 3.9, indicating a moderate level of difficulty in exploiting the vulnerability. The potential danger it poses to organizations is significant, as it could lead to the disruption of services or systems. To remediate this vulnerability, organizations should apply any available patches or updates provided by WithSecure to address the issue and ensure the security of their systems.

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