The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.


Synthesis of the vulnerability 


An attacker can trigger a fatal error via Regular Expression of CodeMirror, in order to trigger a denial of service.
Vulnerable products: Debian.
Severity of this weakness: 2/4.
Creation date: 02/11/2020.
Références of this bulletin: CVE-2020-7760, DSA-4789-1, VIGILANCE-VUL-33756.

Description of the vulnerability 


An attacker can trigger a fatal error via Regular Expression of CodeMirror, in order to trigger a denial of service.
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This computer vulnerability impacts software or systems such as Debian.

Our Vigil@nce team determined that the severity of this weakness bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of internet client.

An attacker with a expert ability can exploit this weakness.

Solutions for this threat 


CodeMirror: version 5.58.2.
The version 5.58.2 is fixed:
  https://github.com/codemirror/CodeMirror/

CodeMirror: patch for Regular Expression.
A patch is indicated in information sources.

Debian 10: new codemirror-js packages.
New packages are available:
  Debian 10: codemirror-js 5.43.0-1+deb10u1
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Computer vulnerabilities tracking service 


Vigil@nce provides a networks vulnerabilities database. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.





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