CVE-2016-7412
8.1
HIGH
CVSS 3.1
EPSS 1.7%
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.
How to fix CVE-2016-7412
To remediate CVE-2016-7412, upgrade the affected package to a fixed version below.
- Alpine/php—upgrade to 5.6.27-r0 or later
Is CVE-2016-7412 being exploited?
Low — EPSS is 1.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.6.27-r0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |