cvelist/2020/7xxx/CVE-2020-7773.json
2020-11-16 13:02:01 +00:00

97 lines
3.4 KiB
JSON

{
"data_type": "CVE",
"data_format": "MITRE",
"data_version": "4.0",
"CVE_data_meta": {
"ASSIGNER": "report@snyk.io",
"DATE_PUBLIC": "2020-11-16T11:58:00.563282Z",
"ID": "CVE-2020-7773",
"STATE": "PUBLIC",
"TITLE": "Cross-site Scripting (XSS)"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "markdown-it-highlightjs",
"version": {
"version_data": [
{
"version_affected": "<",
"version_value": "3.3.1"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Cross-site Scripting (XSS)"
}
]
}
]
},
"references": {
"reference_data": [
{
"refsource": "MISC",
"url": "https://snyk.io/vuln/SNYK-JS-MARKDOWNITHIGHLIGHTJS-1040461",
"name": "https://snyk.io/vuln/SNYK-JS-MARKDOWNITHIGHLIGHTJS-1040461"
},
{
"refsource": "MISC",
"url": "https://github.com/valeriangalliat/markdown-it-highlightjs/pull/14",
"name": "https://github.com/valeriangalliat/markdown-it-highlightjs/pull/14"
},
{
"refsource": "MISC",
"url": "https://github.com/valeriangalliat/markdown-it-highlightjs/blob/v3.3.0/index.js%23L52",
"name": "https://github.com/valeriangalliat/markdown-it-highlightjs/blob/v3.3.0/index.js%23L52"
}
]
},
"description": {
"description_data": [
{
"lang": "eng",
"value": "This affects the package markdown-it-highlightjs before 3.3.1. It is possible insert malicious JavaScript as a value of lang in the markdown-it-highlightjs Inline code highlighting feature. const markdownItHighlightjs = require(\"markdown-it-highlightjs\"); const md = require('markdown-it'); const reuslt_xss = md() .use(markdownItHighlightjs, { inline: true }) .render('console.log(42){.\">js}'); console.log(reuslt_xss);"
}
]
},
"impact": {
"cvss": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE"
}
},
"credit": [
{
"lang": "eng",
"value": "ooooooo_q"
}
]
}