CVE-2016-6297 Information

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Description

Integer overflow in the php_stream_zip_opener function in ext/zip/zip_stream.c in PHP before 5.5.38 5.6.x before 5.6.24 and 7.x before 7.0.9 allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a crafted zip:// URL.

CVSS Vector

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

Reference

http://fortiguard.com/advisory/fortinet-discovers-php-stack-based-buffer-overflow-vulnerabilities http://git.php.net/?p=php-src.git;a=commit;h=81406c0c1d45f75fcc7972ed974d2597abb0b9e9 http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html http://openwall.com/lists/oss-security/2016/07/24/2 http://php.net/ChangeLog-5.php http://php.net/ChangeLog-7.php http://rhn.redhat.com/errata/RHSA-2016-2750.html http://www.debian.org/security/2016/dsa-3631 http://www.securityfocus.com/bid/92099 http://www.securitytracker.com/id/1036430 https://bugs.php.net/72520 https://security.gentoo.org/glsa/201611-22 https://support.apple.com/HT207170

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8