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CVE-2016-7127

9.8 · CRITICAL
Published Sep 12, 2016 php CWE-787 EPSS 6.84% (94th pctl)

Overview

CVE-2016-7127 is a critical-severity vulnerability affecting php php. It was published on September 12, 2016 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

The imagegammacorrect function in ext/gd/gd.c in PHP before 5.6.25 and 7.x before 7.0.10 does not properly validate gamma values, which allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact by providing different signs for the second and third arguments.

Remediation

Check the references section for vendor advisories and patches from php. Update php to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
php php 0 Affected

Frequently Asked Questions

What is CVE-2016-7127?

CVE-2016-7127 is a critical-severity vulnerability affecting php php. It was published on September 12, 2016 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2016-7127?

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-7127?

Check the references section for vendor advisories and patches from php. Update php to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2016-7127?

CyberStrike's AI-powered security agents can automatically detect CVE-2016-7127 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.