CVE-2016-5770

high-risk
Published 2016-08-07

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.

Do I need to act?

!
10.1% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: d5747a70cf612e653b0e56dfa50efb29bbba273d, 961e562d1b7e7d67c7370022a167938641d607ea, a36407215f69ba2debf77933dcb3faa0c3ba2d04, 7245bff300d3fa8bacbef7897ff080a6f1c23eba
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (4)

Php

Affected Vendors

Php Debian Opensuse

References (24)

Patch http://github.com/php/php-src/commit/7245bff300d3fa8bacbef7897ff080a6f1c23eba?w=...
Broken Link http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html
Mailing List http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html
Patch http://php.net/ChangeLog-5.php
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2750.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3618
Mailing List http://www.openwall.com/lists/oss-security/2016/06/23/4
Third Party Advisory http://www.securityfocus.com/bid/91403
Exploit https://bugs.php.net/bug.php?id=72262
Third Party Advisory https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c...
Third Party Advisory https://support.apple.com/HT207170
Patch http://github.com/php/php-src/commit/7245bff300d3fa8bacbef7897ff080a6f1c23eba?w=...
Broken Link http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html
Mailing List http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html
Patch http://php.net/ChangeLog-5.php
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2750.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3618
Mailing List http://www.openwall.com/lists/oss-security/2016/06/23/4
and 4 more references
53
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 11/34 · Low
Exposure 10/34 · Low