CVE-2015-4026

CVE Details

Release Date:	2015-05-14
Impact:	Low	What is this?

Description

The pcntl_exec implementation in PHP before 5.4.41, 5.5.x before5.5.25, and 5.6.x before 5.6.9 truncates a pathname upon encountering a \x00 character, which might allow remote attackers to bypass intended extension restrictions and execute files with unexpected names via a crafted first argument. NOTE: this vulnerability exists because of an incomplete fix for CVE-2006-7243.

See more information about CVE-2015-4026 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	4.0
Vector String:	AV:N/AC:H/Au:N/C:P/I:P/A:N
Version:	2.0
Attack Vector:	Network
Attack Complexity:	High
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (php)	ELSA-2015-1218	2015-07-09
Oracle Linux version 6 (php54-php)	ELSA-2015-1219	2016-02-04
Oracle Linux version 7 (php)	ELSA-2015-1135	2015-06-23
Oracle Linux version 7 (php54-php)	ELSA-2015-1219	2016-02-04
Oracle Linux version 7 (php55-php)	ELSA-2015-1186	2016-02-04