CVE-2015-4604 Information

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Description

The mget function in softmagic.c in file 5.x as used in the Fileinfo component in PHP before 5.4.40 5.5.x before 5.5.24 and 5.6.x before 5.6.8 does not properly maintain a certain pointer relationship which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted string that is mishandled by a \Python script text executable\ rule.

CVSS Vector

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

Reference

http://git.php.net/?p=php-src.git;a=commit;h=f938112c495b0d26572435c0be73ac0bfe642ecd http://php.net/ChangeLog-5.php http://rhn.redhat.com/errata/RHSA-2015-1135.html http://rhn.redhat.com/errata/RHSA-2015-1186.html http://rhn.redhat.com/errata/RHSA-2015-1187.html http://www.openwall.com/lists/oss-security/2015/06/16/12 http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html http://www.securityfocus.com/bid/75241 http://www.securitytracker.com/id/1032709 https://bugs.php.net/bug.php?id=68819

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5