PT-2014-02: XML External Entities Resolution vulnerability in Nixu Namesurfer Vulnerable softwareNixu Namesurfer Version: 7.2.2 and earlierLink: http://www.nixusoftware.com/our_products_ipam.htmlSeverity levelSeverity level: Medium Impact: Internal Network Resources and File System Access, Denial of Service Access Vector: Remote CVSS v2: Base Score: 4.9 Vector: (AV:N/AC:M/Au:S/C:P/I:N/A:P)CVE: not assignedSoftware descriptionNixu Namesurfer implements a unified system for manageming DNS servers via web interface.Vulnerability descriptionThe specialists of the Positive Research center have detected an XML External Entities Resolution vulnerability in Nixu Namesurfer.The vulnerability allows an attacker to inject a malicious code into a page generated by the web-based system. This code will be executed on the victim’s computer when he/she opens this page. At that, the malicious code will interact with the attacker’s web server.How to fixUpdate your sofware up to the latest versionAdvisory status 16.01.2014 - Vendor gets vulnerability details 14.03.2014 - Vendor releases fixed version and details 27.03.2014 - Public disclosureCreditsThe vulnerability was detected by Alexey Osipov, Alexander Tlyapov, and Valentin Shilnenkov, Positive Research Center (Positive Technologies Company)Referenceshttp://en.securitylab.ru/lab/PT-2014-02 Reports on the vulnerabilities previously discovered by Positive Research:http://www.ptsecurity.com/research/advisory/ http://en.securitylab.ru/lab/