mirror of
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123 lines
5.0 KiB
JSON
123 lines
5.0 KiB
JSON
{
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"CVE_data_meta": {
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"ASSIGNER": "security-advisories@github.com",
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"ID": "CVE-2021-21391",
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"STATE": "PUBLIC",
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"TITLE": "Regular expression Denial of Service in multiple packages"
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"product": {
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"product_data": [
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{
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"product_name": "ckeditor5",
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"version": {
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"version_data": [
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{
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"version_value": "< 27.0.0"
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}
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]
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}
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}
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]
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},
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"vendor_name": "ckeditor"
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}
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]
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}
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},
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"data_format": "MITRE",
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"data_type": "CVE",
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"data_version": "4.0",
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "CKEditor 5 provides a WYSIWYG editing solution. This CVE affects the following npm packages: ckeditor5-engine, ckeditor5-font, ckeditor5-image, ckeditor5-list, ckeditor5-markdown-gfm, ckeditor5-media-embed, ckeditor5-paste-from-office, and ckeditor5-widget. Following an internal audit, a regular expression denial of service (ReDoS) vulnerability has been discovered in multiple CKEditor 5 packages. The vulnerability allowed to abuse particular regular expressions, which could cause a significant performance drop resulting in a browser tab freeze. It affects all users using the CKEditor 5 packages listed above at version <= 26.0.0. The problem has been recognized and patched. The fix will be available in version 27.0.0."
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}
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]
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},
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"impact": {
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"cvss": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 6.5,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "REQUIRED",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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"version": "3.1"
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}
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "CWE-400: Uncontrolled Resource Consumption"
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}
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]
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}
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]
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},
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"references": {
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"reference_data": [
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-markdown-gfm",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-markdown-gfm"
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},
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{
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"name": "https://github.com/ckeditor/ckeditor5/security/advisories/GHSA-3rh3-wfr4-76mj",
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"refsource": "CONFIRM",
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"url": "https://github.com/ckeditor/ckeditor5/security/advisories/GHSA-3rh3-wfr4-76mj"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-engine",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-engine"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-font",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-font"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-image",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-image"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-list",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-list"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-media-embed",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-media-embed"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-paste-from-office",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-paste-from-office"
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},
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{
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"name": "https://www.npmjs.com/package/@ckeditor/ckeditor5-widget",
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"refsource": "MISC",
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"url": "https://www.npmjs.com/package/@ckeditor/ckeditor5-widget"
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}
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]
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},
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"source": {
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"advisory": "GHSA-3rh3-wfr4-76mj",
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"discovery": "UNKNOWN"
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}
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} |