Security Advisory - Multiple Security Vulnerabilities in HedEx product

HedEx(Huawei Electronic Documentation Explorer)，Huawei electronic document browser, mainly used to browse Huawei products electronic documents.

HedEx exist some vulnerabilities.

HedEx has an arbitrary file download vulnerability. An attacker could exploit it to download arbitrary files on a target device to cause information leak. (Vulnerability ID: HWPSIRT-2016-12026)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8136.

HedEX has a dynamic link library (DLL) hijacking vulnerability due to calling the DDL file by accessing a relative path. An attacker could exploit this vulnerability to tamper with the DLL file, leading to DLL hijacking. (Vulnerability ID: HWPSIRT-2016-12027)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8137.

HedEx has a cross-site request forgery (CSRF) vulnerability. An attacker could trick a user into accessing a website containing malicious scripts which may tamper with configurations and interrupt normal services. (Vulnerability ID: HWPSIRT-2016-12028)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8138.

HedEx have the stored cross-site scripting (XSS) vulnerability. Attackers can exploit the vulnerability to plant malicious scripts into the configuration file to interrupt the services of legitimate users. (Vulnerability ID: HWPSIRT-2016-12029)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8139.

Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170531-01-hedex-en