CVE & CISA-KEV Catalog

CVE-2016-7412

HIGHEPSS 95th pctl
8.1
CVSS v3
NVD

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.

CWE-119Buffer Overflow

How to fix

Remediation Available
libapache2-mod-php5Ubuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
libapache2-mod-php7.0Ubuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php5Ubuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php5-cgiUbuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php5-cliUbuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php5-curlUbuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php5-fpmUbuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php5-gdUbuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php5-mysqlndUbuntu
Fixed in:5.5.9+dfsg-1ubuntu4.20USN-3095-1
php7.0Ubuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php7.0-cgiUbuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php7.0-cliUbuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php7.0-curlUbuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php7.0-fpmUbuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php7.0-gdUbuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1
php7.0-mysqlUbuntu
Fixed in:7.0.8-0ubuntu0.16.04.3USN-3095-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

8.85%probability of exploitation in 30 days
95thpercentile

High risk: more likely to be exploited than 95% of all known CVEs.

References

Exploit1
Mailing List1
Release Notes2

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-4966Critical9.4100%KEV + RansomFix
CVE-2017-11882High7.8100%KEV + Ransom-
CVE-2020-0796Critical10.0100%KEV + Ransom-
CVE-2008-4250Critical9.899%KEV-
CVE-2017-15944Critical9.898%KEVFix
CVE-2015-0014High10.097%--
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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.