CVE-2023-42526: High severity withsecure client security vulnerability

Published Sep 18, 2023
·
Updated

Certain WithSecure products allow a remote crash of a scanning engine via decompression of crafted data files. 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-2023-42526?

CVE-2023-42526 is a vulnerability that allows a remote crash of a scanning engine in certain WithSecure products via decompression of crafted data files.

2

Which products are affected by CVE-2023-42526?

The WithSecure products affected by CVE-2023-42526 are WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later.

3

How severe is CVE-2023-42526?

CVE-2023-42526 has a severity rating of 7.5, which is considered high.

4

How can I fix the CVE-2023-42526 vulnerability?

To fix the CVE-2023-42526 vulnerability, it is recommended to update the affected WithSecure products to the latest version provided by the vendor.

5

Where can I find more information about CVE-2023-42526?

For more information about CVE-2023-42526, you can visit the official security advisories page on the WithSecure website: https://www.withsecure.com/en/support/security-advisories

Contact

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