MyNews version 0.10 SQL Injection Vulnerability

Description:

MyNews is very easy to include into any website news publishing, just as simple as using the include tag and calling the function to display the news. BBCode has been added to this feature, so now you do not need to know html , just use simple bbcode to publish your news.

This vulnerability can be exploited only when PHP magic_quotes_gpc = Off.

External References:
Mitre CVE: CVE-2007-2520
NVD NIST: CVE-2007-2520
OSVDB: 34274
BUGTRAQ/BID: 24621

Summary:
MyNews is very easy to include into any website news publishing.
Security problems in the product allow attackers commit SQL injections.

Release Date:
June 25 2007

Severity:
Risk: Low

CVSS Metrics:
Access Vector: Remote
Access Complexity: High
Authentication: Not-required
Confidentiality Impact: Complete
Integrity Impact: Partial
Availability Impact: Partial
Impact Bias: Confidentiality
CVSS Base Score: 6.8

Target Distribution on Internet: Low

Exploitability: Functional Exploit
Remediation Level: Workaround
Report Confidence: Confirmed

Vulnerability Impact: Attack
Host Impact: SQL Injection

SecureScout Testcase ID:
TC 17955

Vulnerable Systems:
MyNews version 0.10

Vulnerability Type:
SQL injection allows malicious people to execute their own SQL scripts. This could be exploited to obtain sensitive data, modify database contents or acquire administrator's privileges.

Vendor:
Frank Mancuso

Vendor Status:
Contact with the Vendor was established and draft of the security advisory was provided 19 May 2007, the vendor promised to fix the issue but stopped responding to our emails on 19 May 2007. There is no official fix at the release of this Security Advisory

Workaround:
In the php.ini file set magic_quotes_gpc = Off.

Example:

REQUEST:
1. Set in the cookies variable: authacc = "' OR `row_id`=1 UNION SELECT * FROM `sessions` WHERE '1%3A1%3A1%3A1%3AAdmin" 2. http://[TARGET]/[PRODUCT-DIRECTORY]/admin.php?Action=myaccount 3. In the form showed enter the new password.

REPLY:
The attacker will acquire the administrative privileges. And the previous administrator will loose the control over the server.

Credits:
Jesper Jurcenoks
Co-founder netVigilance, Inc
www.netvigilance.com