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CVE-2015-8876

Published: 21 May 2016

Zend/zend_exceptions.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 does not validate certain Exception objects, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or trigger unintended method execution via crafted serialized data.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
php5
Launchpad, Ubuntu, Debian
precise
Released (5.3.10-1ubuntu3.24)
trusty
Released (5.5.9+dfsg-1ubuntu4.19)
upstream
Released (5.6.12+dfsg-1)
wily Ignored
(end of life)
xenial Does not exist

Patches:
upstream: https://git.php.net/?p=php-src.git;a=commit;h=e488690d957fce0dbdabe619adbe314ada498215

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H