CVE-2022-24729
MEDIUM severity · CVSS 6.5 · Uncontrolled resource consumption
6.5CVSS MEDIUM
Summary
CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contains a vulnerability in the `dialog` plugin. The vulnerability allows abuse of a dialog input validator regular expression, which can cause a significant performance drop resulting in a browser tab freeze. A patch is available in version 4.18.0. There are currently no known workarounds.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://www.drupal.org/sa-core-2022-005 ↗
Additional information
- NVD record
- https://www.drupal.org/sa-core-2022-005Patch
- https://www.oracle.com/security-alerts/cpujul2022.htmlPatch
- https://ckeditor.com/cke4/release/CKEditor-4.18.0Advisory
- https://ckeditor.com/cke4/release/CKEditor-4.18.0Advisory
- https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hhAdvisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP/
- https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hhAdvisory