PT-2013-59: XML External Entities Injection in Huawei M2000
Severity level: Medium
Impact: Internal Network Resources and File System Access, Denial of Service
Access Vector: Remote
Base Score: 5.8
CVE: not assigned
Huawei M2000 is a centralized OSS (Operating Support Systems) solution designated to improve system use and mobile network service.
The specialists of the Positive Research center have detected an XML External Entities Injection vulnerability in Huawei M2000.
An XML document may contain a Document Type Definition that, among other features, allows the definition of external entities. A malicious user may perform attacks aimed at reading arbitrary files, creating a denial of service condition, scanning the demilitarized zone, etc.
How to fix
Customers can contact the Huawei Technical Assistance Center (TAC) to request upgrades
29.05.2013 - Vendor gets vulnerability details
31.07.2013 - Vendor releases fixed version and details
06.02.2014 - Public disclosure
The vulnerability was detected by Timur Yunusov, Alexey Osipov, Gleb Gritsai, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research: