Free and open-source vulnerability scanner

Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.

Install Now

Available for macOS, Windows, and Linux

App screenshot

PHP <= 7.1.5 Multiple DoS Vulnerabilities

Information

Severity

Severity

High

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

7.5

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Solution Type

Solution Type

Vendor Wont Fix

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

PHP is prone to multiple denial of service (DoS) vulnerabilities.

Insight

Insight

The following flaws exist: - CVE-2017-8923: The zend_string_extend function in Zend/zend_string.h does not prevent changes to string objects that result in a negative length, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging a script's use of .= with a long string. - CVE-2017-9119: The i_zval_ptr_dtor function in Zend/zend_variables.h allows attackers to cause a denial of service (memory consumption and application crash) or possibly have unspecified other impact by triggering crafted operations on array data structures.

Affected Software

Affected Software

PHP versions through 7.1.5.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.

Common Vulnerabilities and Exposures (CVE)