CVE-2016-5770

HIGH

Description

Integer overflow in the SplFileObject::fread function in spl_directory.c in the SPL extension in PHP before 5.5.37 and 5.6.x before 5.6.23 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a large integer argument, a related issue to CVE-2016-5096.

References

http://github.com/php/php-src/commit/7245bff300d3fa8bacbef7897ff080a6f1c23eba?w=1

http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html

http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html

http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html

http://php.net/ChangeLog-5.php

http://rhn.redhat.com/errata/RHSA-2016-2750.html

http://www.debian.org/security/2016/dsa-3618

http://www.openwall.com/lists/oss-security/2016/06/23/4

http://www.securityfocus.com/bid/91403

https://bugs.php.net/bug.php?id=72262

https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

https://support.apple.com/HT207170

Details

Source: MITRE

Published: 2016-08-07

Updated: 2018-01-05

Type: CWE-190

Risk Information

CVSS v2.0

Base Score: 7.5

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

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 9.8

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

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL