9.8

CVE-2016-5768

Exploit

Double free vulnerability in the _php_mb_regex_ereg_replace_exec function in php_mbregex.c in the mbstring extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by leveraging a callback exception.

Data is provided by the National Vulnerability Database (NVD)
PhpPhp Version <= 5.5.36
PhpPhp Version5.6.0 Updatealpha1
PhpPhp Version5.6.0 Updatealpha2
PhpPhp Version5.6.0 Updatealpha3
PhpPhp Version5.6.0 Updatealpha4
PhpPhp Version5.6.0 Updatealpha5
PhpPhp Version5.6.0 Updatebeta1
PhpPhp Version5.6.0 Updatebeta2
PhpPhp Version5.6.0 Updatebeta3
PhpPhp Version5.6.0 Updatebeta4
PhpPhp Version5.6.1
PhpPhp Version5.6.2
PhpPhp Version5.6.3
PhpPhp Version5.6.4
PhpPhp Version5.6.5
PhpPhp Version5.6.6
PhpPhp Version5.6.7
PhpPhp Version5.6.8
PhpPhp Version5.6.9
PhpPhp Version5.6.10
PhpPhp Version5.6.11
PhpPhp Version5.6.12
PhpPhp Version5.6.13
PhpPhp Version5.6.14
PhpPhp Version5.6.15
PhpPhp Version5.6.16
PhpPhp Version5.6.17
PhpPhp Version5.6.18
PhpPhp Version5.6.19
PhpPhp Version5.6.20
PhpPhp Version5.6.21
PhpPhp Version5.6.22
PhpPhp Version7.0.0
PhpPhp Version7.0.1
PhpPhp Version7.0.2
PhpPhp Version7.0.3
PhpPhp Version7.0.4
PhpPhp Version7.0.5
PhpPhp Version7.0.6
PhpPhp Version7.0.7
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 20.81% 0.954
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.