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Category:   Application (Generic)  >   PHP Vendors:   PHP Group
PHP Multiple Flaws Let Remote Users Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code
SecurityTracker Alert ID:  1038837
SecurityTracker URL:  http://securitytracker.com/id/1038837
CVE Reference:   CVE-2017-11142, CVE-2017-11143, CVE-2017-11144, CVE-2017-11145, CVE-2017-11628, CVE-2017-12933   (Links to External Site)
Updated:  Jan 9 2018
Original Entry Date:  Jul 7 2017
Impact:   Denial of service via network, Disclosure of system information, Disclosure of user information, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   Several vulnerabilities were reported in PHP. A remote user can cause denial of service conditions on the target system. A remote user can execute arbitrary code on the target system. A remote user can obtain potentially sensitive information on the target system.

A remote user can send specially crafted HTTP POST data to cause the target application to consume excessive CPU resources [CVE-2017-11142].

A remote user can send specially crafted data to cause the target application to crash [CVE-2017-11144].

A remote user can trigger a stack overflow in the PHP INI API to potentially execute arbitrary code on the target system [CVE-2017-11628].

A remote user can trigger a buffer overread in wddx_deserialize() in the parsing of dateTime values to view potentially sensitive information on the target system [CVE-2017-11143].

A remote user can trigger an information leak in the date extension's timelib_meridian() parsing code to obtain potentially sensitive information from the interpreter [CVE-2017-11145].

A remote user can trigger a buffer over-read in the finish_nested_data() function in the unserializer with unspecified impact [CVE-2017-12933].

Impact:   A remote user can cause denial of service conditions.

A remote user can execute arbitrary code on the target system.

A remote user can obtain potentially sensitive information on the target system.

Solution:   The vendor has issued a fix (5.6.31, 7.0.21, 7.1.7).

The vendor advisories are available at:

http://php.net/ChangeLog-5.php#5.6.31
http://php.net/ChangeLog-7.php#7.0.21
http://php.net/ChangeLog-7.php#7.1.7

Vendor URL:  php.net/ChangeLog-5.php#5.6.31 (Links to External Site)
Cause:   Access control error, Boundary error, Input validation error, State error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Feb 22 2018 (Ubuntu Issues Fix) PHP Multiple Flaws Let Remote Users Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code
Ubuntu has issued a fix for Ubuntu Linux 14.04 LTS.



 Source Message Contents



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