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CVE-2016-9841

9.8 · CRITICAL
Published May 23, 2017 zlib EPSS 7.55% (94th pctl)

Overview

CVE-2016-9841 is a critical-severity vulnerability affecting zlib zlib. It was published on May 23, 2017 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 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

inffast.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper pointer arithmetic.

Remediation

Check the references section for vendor advisories and patches from zlib. Update zlib 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
zlib zlib >= 1.2.0, < 1.2.9 Affected
oracle mysql 5.5.0 Affected
apple iphone_os >= 0, < 11 Affected
apple mac_os_x >= 10.0.0, < 10.13.0 Affected
apple tvos >= 0, < 11.0 Affected
apple watchos >= 0, < 4 Affected
netapp active_iq_unified_manager 7.3 Affected

Frequently Asked Questions

What is CVE-2016-9841?

CVE-2016-9841 is a critical-severity vulnerability affecting zlib zlib. It was published on May 23, 2017 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2016-9841?

This vulnerability has a CVSS 3.1 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-2016-9841?

Check the references section for vendor advisories and patches from zlib. Update zlib 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-2016-9841?

CyberStrike's AI-powered security agents can automatically detect CVE-2016-9841 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.