As BSI experiences, an IT safety alert, relating to the OpenSSH vulnerability, has acquired an replace. You can learn the outline of the safety hole together with the newest updates and details about the affected Linux, UNIX and Windows working methods and merchandise right here.
Federal workplace for Security in Information Technology (BSI) printed an replace on May 21, 2024 for the OpenSSH safety vulnerability identified on July 29, 2020. The safety vulnerability impacts Linux, UNIX and Windows working methods and Red Hat Enterprise Linux merchandise, Open Source OpenSSH, F5 BIG-IP, Gentoo Linux, IGEL OS and Dell NetWorker.
The newest producer suggestions for updates, workarounds and safety patches for this vulnerability may be discovered right here: Red Hat Security Advisory RHSA-2024:3166 (From 22 May 2024). Some helpful sources are listed later on this article.
OpenSSH Security Notice – Risk: medium
Risk stage: 4 (average)
CVSS Base Score: 7.3
CVSS provisional rating: 6,7
Remote management: Ja
The Common Vulnerability Scoring System (CVSS) is used to evaluate the severity of vulnerabilities in laptop methods. The CVSS commonplace makes it potential to check potential or precise safety dangers based mostly on varied standards with a view 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, person interplay) and its outcomes. Temporary scores additionally consider modifications over time within the threat state of affairs. According to the CVSS, the present vulnerability menace is taken into account “average” with a base rating of seven.3.
OpenSSH Bug: Vulnerability permits arbitrary program code to be executed with service privileges
OpenSSH is an open supply implementation of the Secure Shell protocol.
A distant, unknown attacker may exploit a vulnerability in OpenSSH to execute arbitrary code with service permissions.
Vulnerabilities have been categorised utilizing the CVE (Common Vulnerabilities and Exposures) reference system for every serial quantity CVE-2020-15778.
Systems affected by the OpenSSH vulnerability at a look
Operating methods
Linux, UNIX, Windows
Products
Red Hat Enterprise Linux (cpe:/o:redhat:enterprise_linux)
Open supply OpenSSH F5 BIG-IP (cpe:/a:f5:big-ip)
Gentoo Linux (cpe:/o:gentoo:linux)
IGEL OS (cpe:/o:igel:os)
Dell NetWorker vProxyDell NetWorker vProxy
Common steps to handle IT safety gaps
- Users of the affected apps ought to keep up-to-date. When safety holes are identified, producers are required to repair them rapidly by growing a patch or workaround. When new safety updates can be found, set up them instantly.
- For data, see the sources listed within the subsequent part. This typically incorporates extra details about the newest model of the software program in query and the provision of safety patches or efficiency suggestions.
- If you’ve any additional questions or uncertainties, please contact your accountable administrator. IT safety managers ought to examine each time a producing firm makes a brand new safety replace obtainable.
Sources for updates, patches and workarounds
Here you will see some hyperlinks with details about bug experiences, safety fixes and workarounds.
Red Hat Security Advisory RHSA-2024:3166 vom 2024-05-22 (21.05.2024)
For extra data, see:
DELL Security Update (28.01.2024)
For extra data, see:
Gentoo Linux Security Advisory GLSA-202212-06 vom 2022-12-28 (28.12.2022)
For extra data, see:
IGEL Security Notice ISN-2021-06 vom 2021-08-02 (02.08.2021)
For extra data, see:
F5 Security Advisory K04305530 vom 2020-09-23 (23.09.2020)
For extra data, see:
NIST information vom 2020-07-29 (29.07.2020)
For extra data, see:
Version historical past of this safety alert
This is model 7 of this OpenSSH IT safety discover. If additional updates are introduced, this doc will likely be up to date. You can see the modifications made utilizing the model historical past under.
July 29, 2020 – First model
09/23/2020 – New F5 updates added
09/24/2020 – no patch obtainable
August 2, 2021 – New updates from IGEL added
12/28/2022 – New updates from Gentoo added
01/28/2024 – New updates from Dell added
May 21, 2024 – New updates from Red Hat added
+++ Editorial notice: This doc is predicated on present BSI information and will likely 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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