PT-2016-3405 · Php+4 · Php+4
Shm
·
Published
2016-06-24
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Updated
2018-01-05
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CVE-2016-5768
CVSS v2.0
10
Critical
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
PHP versions prior to 5.5.37
PHP versions 5.6.x prior to 5.6.23
PHP versions 7.x prior to 7.0.8
Description
The issue is related to a double free vulnerability in the mbstring extension of the PHP interpreter, specifically in the php mb regex ereg replace exec function. This vulnerability can be exploited by a remote attacker to execute arbitrary code or cause a denial of service, resulting in an application crash. The exploitation is possible by leveraging a callback exception.
Recommendations
For PHP versions prior to 5.5.37, update to version 5.5.37 or later.
For PHP versions 5.6.x prior to 5.6.23, update to version 5.6.23 or later.
For PHP versions 7.x prior to 7.0.8, update to version 7.0.8 or later.
Exploit
Fix
RCE
DoS
Double Free
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Weakness Enumeration
Related Identifiers
Affected Products
Centos
Php
Red Hat
Suse
Ubuntu