As the BSI is currently reporting, a vulnerability has been identified for ImageMagick. You can read here on news.de which operating systems and products are affected by the vulnerability.
The Federal Office for Security in der Informationstechnik (BSI) published a security notice for ImageMagick on August 8th, 2023. The operating systems UNIX, Linux, MacOS X and Windows as well as the open source product ImageMagick are affected by the vulnerability.
The latest manufacturer recommendations regarding updates, workarounds and security patches for this vulnerability can be found here: CVE-2023-39978 Report on ramanean.com (Stand: 07.08.2023).
Security Advice for ImageMagick – Risk: medium
Risk level: 3 (medium)
CVSS Base Score: 6,5
CVSS Temporal Score: 5,7
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 criteria in order to create a list of priorities for initiating 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 6.5.
ImageMagick Bug: Vulnerability allows denial of service
ImageMagick is a collection of program libraries and tools that can process graphics in numerous formats.
A remote, anonymous attacker could exploit a vulnerability in ImageMagick to perform a denial of service attack.
The vulnerability was classified by the individual serial number using the CVE reference system (Common Vulnerabilities and Exposures). CVE-2023-39978.
Systems affected by the ImageMagick vulnerability at a glance
operating systems
UNIX, Linux, MacOS X, Windows
Products
Open Source ImageMagick
General measures for dealing with IT security gaps
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 as soon as possible. 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. If you have any further questions or are unsure, contact your responsible administrator. IT security officers should regularly check the sources mentioned to see whether a new security update is available.
Sources for updates, patches and workarounds
At this point there are further links with information about bug reports, security fixes and workarounds.
CVE-2023-39978 Report on ramanean.com vom 2023-08-07 (08.08.2023)
For more information, see:
Version history of this security alert
This is the initial version of this IT security notice for ImageMagick. As updates are announced, this text will be updated. You can read about changes or additions in this version history.
08/08/2023 – 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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