CVE-2015-4642 Information

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.

CVSS Vector

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

Reference

http://git.php.net/?p=php-src.git;a=commit;h=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9 http://openwall.com/lists/oss-security/2015/06/18/6 http://php.net/ChangeLog-5.php http://www.securityfocus.com/bid/75290 http://www.securitytracker.com/id/1032709 https://bugs.php.net/bug.php?id=69646 https://security.gentoo.org/glsa/201606-10

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8