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Debian LTS: Security Advisory for ckeditor (DLA-2813-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'ckeditor' package(s) announced via the DLA-2813-1 advisory.
Insight
Insight
CKEditor, an open source WYSIWYG HTML editor with rich content support, which can be embedded into web pages, had two vulnerabilities as follows: CVE-2021-33829 A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 allows remote attackers to inject executable JavaScript code through a crafted comment because --!> is mishandled. CVE-2021-37695 A potential vulnerability has been discovered in CKEditor 4 Fake Objects package. The vulnerability allowed to inject malformed Fake Objects HTML, which could result in executing JavaScript code.
Affected Software
Affected Software
'ckeditor' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 9 stretch, these problems have been fixed in version 4.5.7+dfsg-2+deb9u1. We recommend that you upgrade your ckeditor packages.