PT-2012-41: Columns Overwriting and Adding in MongoDB Vulnerable softwareMongoDB Version: 2.x and earlierApplication link: http://www.mongodb.org/Severity levelSeverity level: Medium Impact: Columns Overwriting and Adding Access Vector: Local CVSS v2: Base Score: 5.5 Vector: (AV:L/AC:M/Au:S/C:C/I:P/A:P)CVE: not assignedSoftware descriptionMongoDB is an open-source document-centric database management system (DBMS) that do not require description of scheme of tables.Vulnerability descriptionThe specialists of the Positive Research center have detected "Columns Overwriting and Adding" vulnerability in MongoDB application.MongoDB allows attackers to overwrite column’s value because of incorrect handling of BSON document in column’s name in insert command.How to fixUpdate your software up to the latest versionAdvisory status 10.09.2012 - Vendor gets vulnerability details 13.02.2013 - Vendor releases fixed version and details 10.07.2013 - Public disclosureCreditsThe vulnerability was detected by Mikhail Firstov, Positive Research Center (Positive Technologies Company)Referenceshttp://en.securitylab.ru/lab/PT-2012-41 Reports on the vulnerabilities previously discovered by Positive Research:http://ptsecurity.com/research/advisory/ http://en.securitylab.ru/lab/