CVE-2023-42523: High severity withsecure client security vulnerability

Published Sep 18, 2023
·
Updated

Certain WithSecure products allow a remote crash of a scanning engine via unpacking of a PE file. This affects WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later, WithSecure Client Security for Mac 15, WithSecure Elements Endpoint Protection for Mac 17 and later, Linux Security 64 12.0 , Linux Protection 12.0, and WithSecure Atlant (formerly F-Secure Atlant) 1.0.35-1.

Affected Software

10 affected components
WithSecure Client Security=15
WithSecure Elements Endpoint Protection>=17
WithSecure Email and Server Security=15
WithSecure Server Security=15
Microsoft Windows
Apple macOS
WithSecure Linux Protection=12.0
WithSecure Linux Security 64=12.0
Linux Linux kernel
WithSecure Atlant=1.0.35-1

Event History

Sep 18, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is CVE-2023-42523?

CVE-2023-42523 is a vulnerability that allows a remote crash of a scanning engine via unpacking of a PE file in certain WithSecure products.

2

Which WithSecure products are affected by CVE-2023-42523?

WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later are affected by CVE-2023-42523.

3

What is the severity of CVE-2023-42523?

The severity of CVE-2023-42523 is high with a severity value of 7.5.

4

How does CVE-2023-42523 affect Microsoft Windows and Apple macOS?

CVE-2023-42523 does not affect Microsoft Windows and Apple macOS.

5

Where can I find more information about CVE-2023-42523?

More information about CVE-2023-42523 can be found at [https://www.withsecure.com/en/support/security-advisories](https://www.withsecure.com/en/support/security-advisories).

Contact

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