{"vulnerability": "cve-2020-2850", "sightings": [{"uuid": "cd7c17d6-a4c0-416b-9897-4fa90a5720e8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2020-28501", "type": "seen", "source": "https://t.me/cibsecurity/25219", "content": "\u203c CVE-2020-28501 \u203c\n\nThis affects the package es6-crawler-detect before 3.1.3. No limitation of user agent string length supplied to regex operators.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-03-22T15:37:07.000000Z"}, {"uuid": "c4bf1fd2-bd5b-497d-8704-5a2e56629323", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2020-28502", "type": "seen", "source": "https://t.me/cibsecurity/24545", "content": "\u203c CVE-2020-28502 \u203c\n\nThis affects the package xmlhttprequest before 1.7.0; all versions of package xmlhttprequest-ssl. Provided requests are sent synchronously (async=False on xhr.open), malicious user input flowing into xhr.send could result in arbitrary code being injected and run.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-03-05T20:48:00.000000Z"}, {"uuid": "57a01837-1118-44eb-88b2-dd162b8e03ed", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2020-28500", "type": "published-proof-of-concept", "source": "https://t.me/cibsecurity/23586", "content": "\u203c CVE-2020-28500 \u203c\n\nAll versions of package lodash; all versions of package org.fujion.webjars:lodash are vulnerable to Regular Expression Denial of Service (ReDoS) via the toNumber, trim and trimEnd functions. Steps to reproduce (provided by reporter Liyuan Chen): var lo = require('lodash'); function build_blank (n) { var ret = \"1\" for (var i = 0; i < n; i++) { ret += \" \" } return ret + \"1\"; } var s = build_blank(50000) var time0 = Date.now(); lo.trim(s) var time_cost0 = Date.now() - time0; console.log(\"time_cost0: \" + time_cost0) var time1 = Date.now(); lo.toNumber(s) var time_cost1 = Date.now() - time1; console.log(\"time_cost1: \" + time_cost1) var time2 = Date.now(); lo.trimEnd(s) var time_cost2 = Date.now() - time2; console.log(\"time_cost2: \" + time_cost2)\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-02-15T14:46:33.000000Z"}, {"uuid": "a5f895db-5f92-4be5-bf7f-799fdd6c60d5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2020-28502", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityTechnologies/3361", "content": "#exploit\nCVE-2020-28502:\nnode-XMLHttpRequest RCE\nhttps://github.com/s-index/CVE-2020-28502", "creation_timestamp": "2021-05-13T16:48:19.000000Z"}]}