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bluez: A vulnerability permits program code to be executed with service privileges

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bluez: A vulnerability permits program code to be executed with service privileges

As BSI studies, an IT safety warning a few identified bluez vulnerability has obtained an replace. You can examine which working techniques and merchandise are affected by the safety hole right here at information.de.

Federal workplace for Security on Information Technology (BSI) revealed an replace on May 26, 2024 in regards to the bluez safety vulnerability identified on May 2, 2024. Linux and UNIX working techniques and Debian Linux and open supply bluez merchandise are affected by the safety vulnerability .

The newest producer suggestions concerning updates, workarounds and safety patches for this vulnerability might be discovered right here: Debian Security Advisory DLA-3820 (From 25 May 2024). Some helpful hyperlinks are listed later on this article.

Bluez security alert – danger: medium

Risk stage: 5 (reasonable)
CVSS Base Score: 7.1
CVSS interim rating: 6.2
Remote management: Ja

The Common Vulnerability Scoring System (CVSS) is used to evaluate the severity of vulnerabilities in laptop techniques. The CVSS commonplace makes it attainable to check potential or precise safety dangers primarily based on numerous metrics with the intention to prioritize countermeasures. The attributes “none”, “low”, “medium”, “excessive” and “extreme” are used to find out the severity ranges of vulnerability. The Base Score evaluates the necessities of an assault (together with authentication, complexity, privileges, consumer interplay) and its outcomes. For short-term impact, body situations which will change over time are thought of within the take a look at. The severity of the present vulnerability is classed as “reasonable” in keeping with the CVSS with a base rating of seven.1.

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bluez Bug: Vulnerability permits arbitrary program code to be executed with service privileges

BlueZ is a normal Bluetooth wi-fi protocol stack for Linux.

A distant, unknown attacker may exploit a vulnerability in bluez to execute arbitrary code by way of service permissions.

Vulnerabilities had been labeled utilizing the CVE (Common Vulnerability and Exposure) designation system for every serial quantity CVE-2023-27349.

Systems affected by the bluez safety vulnerability at a look

Operating techniques
Linux, UNIX

Debian Linux (cpe:/o:debian:debian_linux)
Open Source bluez (cpe:/a:bluez:bluez)

General suggestions for coping with IT vulnerabilities

  1. Users of affected techniques ought to keep up-to-date. When safety holes are identified, producers are required to repair them shortly by growing a patch or workaround. When new safety updates can be found, set up them instantly.
  2. For data, see the sources listed within the subsequent part. This typically accommodates extra details about the newest model of the software program in query and the provision of safety patches or efficiency ideas.
  3. If you could have any additional questions or uncertainties, please contact your accountable administrator. IT safety managers ought to repeatedly examine if IT safety alert Affected producers present a brand new safety replace.

Sources for updates, patches and workarounds

Here you will discover some hyperlinks with details about bug studies, safety fixes and workarounds.

Debian Security Advisory DLA-3820 vom 2024-05-25 (26.05.2024)
For extra data, see:

Zero Day Initiative vom 2024-05-02 (02.05.2024)
For extra data, see:

Red Hat Bugzilla dated 2024-05-02 (02.05.2024)
For extra data, see:

Version historical past of this safety alert

This is model 2 of this bluez IT safety discover. This doc can be up to date as extra updates are introduced. You can examine modifications or additions on this model historical past.

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May 2, 2024 – First model
05/26/2024 – New updates from Debian added

+++ Editorial observe: This doc relies on present BSI information and can be up to date in a data-driven method relying on the standing of the alert. We welcome suggestions and feedback at [email protected]. +++

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