Is CVE-2016-3078 in the CISA KEV catalog?

No. CVE-2016-3078 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-3078?

CVE-2016-3078 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2016-3078?

CVE-2016-3078 has an EPSS score of 56.13% (99th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-3078?

Upgrade libapache2-mod-php5 on ubuntu 14.04 to 5.5.9+dfsg-1ubuntu4.17 or later. Fixes are available for 10 affected products.

CVE & CISA-KEV Catalog

CVE-2016-3078

CRITICALEPSS 99th pctl

9.8

CVSS v3

NVD

Description

Multiple integer overflows in php_zip.c in the zip extension in PHP before 7.0.6 allow remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted call to (1) getFromIndex or (2) getFromName in the ZipArchive class.

CWE-190Integer Overflow

How to fix

Remediation Available

libapache2-mod-php5Ubuntu

Fixed in:5.5.9+dfsg-1ubuntu4.17USN-2984-1

libapache2-mod-php7.0Ubuntu

Fixed in:7.0.4-7ubuntu2.1USN-2984-1

php5Ubuntu

Fixed in:5.5.9+dfsg-1ubuntu4.17USN-2984-1

php5-cgiUbuntu

Fixed in:5.5.9+dfsg-1ubuntu4.17USN-2984-1

php5-cliUbuntu

Fixed in:5.5.9+dfsg-1ubuntu4.17USN-2984-1

php5-fpmUbuntu

Fixed in:5.5.9+dfsg-1ubuntu4.17USN-2984-1

php7.0Ubuntu

Fixed in:7.0.4-7ubuntu2.1USN-2984-1

php7.0-cgiUbuntu

Fixed in:7.0.4-7ubuntu2.1USN-2984-1

php7.0-cliUbuntu

Fixed in:7.0.4-7ubuntu2.1USN-2984-1

php7.0-fpmUbuntu

Fixed in:7.0.4-7ubuntu2.1USN-2984-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

56.13%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

Patch1

github.com

Exploit3

Vendor Advisory1

php.net

Third-Party Advisory2

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	Fix

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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.