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CVE-2016-7412

Public on 2016-09-17
Modified on 2016-10-12
Description

ext/mysqlnd/mysqlnd_wireprotocol.c in PHP before 5.6.26 and 7.x before 7.0.11 does not verify that a BIT field has the UNSIGNED_FLAG flag, which allows remote MySQL servers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted field metadata.

Severity
Medium
See what this means
CVSS v3 Base Score
4.2
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 php56 2016-10-12 17:00 ALAS-2016-753
Amazon Linux 1 php70 2016-10-12 17:00 ALAS-2016-754

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 5.8 AV:N/AC:M/Au:N/C:N/I:P/A:P
Amazon Linux CVSSv3 4.2 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
NVD CVSSv3 8.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H