CVE-2017-6441

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2017-6441
The _zval_get_long_func_ex in Zend/zend_operators.c in PHP 7.1.2 allows attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted use of "declare(ticks=" in a PHP script. NOTE: the vendor disputes the classification of this as a vulnerability, stating "Please do not request CVEs for ordinary bugs. CVEs are relevant for security issues only.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://bugs.php.net/bug.php?id=74146 Issue Tracking
https://github.com/php/php-src/pull/2396 Patch
Configurations

Configuration 1 (hide)

cpe:2.3:a:php:php:7.1.2:*:*:*:*:*:*:*
History

07 Nov 2023, 02:49

Type Values Removed Values Added
Summary ** DISPUTED ** The _zval_get_long_func_ex in Zend/zend_operators.c in PHP 7.1.2 allows attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted use of "declare(ticks=" in a PHP script. NOTE: the vendor disputes the classification of this as a vulnerability, stating "Please do not request CVEs for ordinary bugs. CVEs are relevant for security issues only." The _zval_get_long_func_ex in Zend/zend_operators.c in PHP 7.1.2 allows attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted use of "declare(ticks=" in a PHP script. NOTE: the vendor disputes the classification of this as a vulnerability, stating "Please do not request CVEs for ordinary bugs. CVEs are relevant for security issues only.
Information

Published : 2017-04-03 05:59

Updated : 2024-04-11 00:59

NVD link : CVE-2017-6441

Mitre link : CVE-2017-6441

CVE.ORG link : CVE-2017-6441

JSON object : View

Products Affected

php

  • php
CWE
CWE-476

NULL Pointer Dereference