CVE-2016-6289
high-risk
Published 2016-07-25
Integer overflow in the virtual_file_ex function in TSRM/tsrm_virtual_cwd.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 extract operation on a ZIP archive.
Do I need to act?
~
2.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (20)
Affected Vendors
References (26)
Third Party Advisory
http://fortiguard.com/advisory/fortinet-discovers-php-stack-based-buffer-overflo...
Mailing List
http://openwall.com/lists/oss-security/2016/07/24/2
Release Notes
http://php.net/ChangeLog-5.php
Release Notes
http://php.net/ChangeLog-7.php
Third Party Advisory
http://www.securityfocus.com/bid/92074
Exploit
https://bugs.php.net/72513
Third Party Advisory
http://fortiguard.com/advisory/fortinet-discovers-php-stack-based-buffer-overflo...
Mailing List
http://openwall.com/lists/oss-security/2016/07/24/2
Release Notes
http://php.net/ChangeLog-5.php
Release Notes
http://php.net/ChangeLog-7.php
and 6 more references
53
/ 100
high-risk
Severity
24/34 · High
Exploitability
5/34 · Minimal
Exposure
24/34 · High