CVE-2015-4642

Summary

CVE	CVE-2015-4642
State	PUBLISHED
Assigner	redhat
Source Priority	CVE Program / NVD first with legacy fallback
Published	2016-05-16 10:59:14 UTC
Updated	2026-05-06 22:30:45 UTC
Description	The escapeshellarg function in ext/standard/exec.c in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 on Windows allows remote attackers to execute arbitrary OS commands via a crafted string to an application that accepts command-line arguments for a call to the PHP system function.

Primary CVSS: v3.0 9.8 CRITICAL from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-78 | n/a

Version	Source	Type	Score	Severity	Vector
3.0	[email protected]	Primary	9.8	CRITICAL	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
2.0	[email protected]	Primary	10		`AV:N/AC:L/Au:N/C:C/I:C/A:C`

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Access Vector

Network

Access Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

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

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Microsoft	Windows	All	All	All	All
Application	Php	Php	5.5.0	All	All	All
Application	Php	Php	5.5.1	All	All	All
Application	Php	Php	5.5.10	All	All	All
Application	Php	Php	5.5.11	All	All	All
Application	Php	Php	5.5.12	All	All	All
Application	Php	Php	5.5.13	All	All	All
Application	Php	Php	5.5.14	All	All	All
Application	Php	Php	5.5.15	All	All	All
Application	Php	Php	5.5.16	All	All	All
Application	Php	Php	5.5.17	All	All	All
Application	Php	Php	5.5.18	All	All	All
Application	Php	Php	5.5.19	All	All	All
Application	Php	Php	5.5.2	All	All	All
Application	Php	Php	5.5.20	All	All	All
Application	Php	Php	5.5.21	All	All	All
Application	Php	Php	5.5.22	All	All	All
Application	Php	Php	5.5.23	All	All	All
Application	Php	Php	5.5.24	All	All	All
Application	Php	Php	5.5.25	All	All	All
Application	Php	Php	5.5.3	All	All	All
Application	Php	Php	5.5.4	All	All	All
Application	Php	Php	5.5.5	All	All	All
Application	Php	Php	5.5.6	All	All	All
Application	Php	Php	5.5.7	All	All	All
Application	Php	Php	5.5.8	All	All	All
Application	Php	Php	5.5.9	All	All	All
Application	Php	Php	5.6.0	All	All	All
Application	Php	Php	5.6.1	All	All	All
Application	Php	Php	5.6.2	All	All	All
Application	Php	Php	5.6.3	All	All	All
Application	Php	Php	5.6.4	All	All	All
Application	Php	Php	5.6.5	All	All	All
Application	Php	Php	5.6.6	All	All	All
Application	Php	Php	5.6.7	All	All	All
Application	Php	Php	5.6.8	All	All	All
Application	Php	Php	5.6.9	All	All	All
Application	Php	Php	All	All	All	All

Source	Vendor	Product	Version	Platforms
CNA	Na	N/a	affected n/a	Not specified

Reference	Source	Link	Tags
PHP: Multiple vulnerabilities (GLSA 201606-10) — Gentoo security	af854a3a-2127-422b-91ae-364da2661108	security.gentoo.org
PHP CVE-2015-4642 OS Command Injection Vulnerability	af854a3a-2127-422b-91ae-364da2661108	www.securityfocus.com
PHP Multiple Bugs Let Remote Users Deny Service and Execute Arbitrary Code - SecurityTracker	af854a3a-2127-422b-91ae-364da2661108	www.securitytracker.com
208.43.231.11 Git - php-src.git/commit	af854a3a-2127-422b-91ae-364da2661108	git.php.net
PHP :: Sec Bug #69646 :: OS command injection vulnerability in escapeshellarg	af854a3a-2127-422b-91ae-364da2661108	bugs.php.net	Exploit
PHP: PHP 5 ChangeLog	af854a3a-2127-422b-91ae-364da2661108	php.net
oss-security - Re: PHP 5.6.10 / 5.5.26 / 5.4.42 CVE request	af854a3a-2127-422b-91ae-364da2661108	openwall.com
208.43.231.11 Git - php-src.git/commit	MITRE	git.php.net
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

There are currently no legacy QID mappings associated with this CVE.