The BSI has published a current IT security notice for WithSecure products. You can find out more about the affected operating systems and products here on news.de.
The Federal Office for Security in der Informationstechnik (BSI) published a security notice for WithSecure products on March 10th, 2023. The operating systems Linux, MacOS X and Windows as well as the products F-Secure Linux Security, F-Secure Internet Gatekeeper and WithSecure Endpoint Protection are affected by the vulnerability.
The latest manufacturer recommendations regarding updates, workarounds and security patches for this vulnerability can be found here: WithSecure Advisory (Stand: 10.03.2023).
Security Advice for WithSecure Products – Risk: medium
Risk level: 3 (medium)
CVSS Base Score: 7,5
CVSS Temporal Score: 6,5
Remoteangriff: Ja
The Common Vulnerability Scoring System (CVSS) is used to assess the severity of vulnerabilities in computer systems. The CVSS standard makes it possible to compare potential or actual security vulnerabilities based on various metrics in order to better prioritize countermeasures. The attributes “none”, “low”, “medium”, “high” and “critical” are used for the severity of a vulnerability. The base score assesses the prerequisites for an attack (including authentication, complexity, privileges, user interaction) and its consequences. The Temporal Score also takes into account changes over time with regard to the risk situation. The risk of the vulnerability discussed here is rated as “medium” according to the CVSS with a base score of 7.5.
WithSecure Products Bug: Vulnerability allows denial of service
WithSecure Endpoint Protection is a product family of security solutions for endpoints of different operating systems. F-Secure is a manufacturer of a variety of antivirus products for clients and servers. Internet Gatekeeper is an anti-virus solution for Internet gateways and e-mail servers.
A remote attacker could exploit a vulnerability in WithSecure Endpoint Protection, F-Secure Linux Security and F-Secure Internet Gatekeeper to perform a denial of service attack.
Systems affected by the vulnerability at a glance
operating systems
Linux, MacOS X, Windows
Products
F-Secure Linux Security (cpe:/a:f-secure:linux_security)
F-Secure Internet Gatekeeper (cpe:/a:f-secure:internet_gatekeeper)
WithSecure Endpoint Protection (cpe:/a:withsecure:endpoint_protection)
General measures to deal with IT vulnerabilities
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Users of the affected applications should keep them up to date. When security vulnerabilities become known, manufacturers are required to remedy them as quickly as possible by developing a patch or a workaround. If security patches are available, install them promptly.
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For information, consult the sources listed in the next section. These often contain further information on the latest version of the software in question and the availability of security patches or tips on workarounds.
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If you have any further questions or are uncertain, please contact your responsible administrator. IT security officers should regularly check when the IT security warning affected manufacturers makes a new security update available.
Manufacturer information on updates, patches and workarounds
At this point there are further links with information about bug reports, security fixes and workarounds.
WithSecure Advisory vom 2023-03-10 (10.03.2023)
For more information, see: https://www.withsecure.com/en/support/security-advisories/cve-2023-nnn5
Version history of this security alert
This is the initial version of the present IT security notice for WithSecure products. As updates are announced, this text will be updated. You can understand the changes made using the following version history.
03/10/2023 – Initial version
+++ Editorial note: This text was created with AI support based on current BSI data. We accept feedback and comments at [email protected]. +++
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