CVE-2017-6441
Publication date 3 April 2017
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
** 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."
Status
Package | Ubuntu Release | Status |
---|---|---|
php5 | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Ignored | |
php7.0 | ||
16.04 LTS xenial | Ignored | |
14.04 LTS trusty | Not in release | |
php7.1 | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
Notes
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |