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CVE-2016-7166

5.5 · MEDIUM

libarchive before 3.2.0 does not limit the number of recursive decompressions, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gz…

Published Sep 21, 2016CWE-399EPSS 1.64%

Overview

CVE-2016-7166 is a medium-severity vulnerability. It was published on September 21, 2016 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

libarchive before 3.2.0 does not limit the number of recursive decompressions, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gzip file.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refrhn.redhat.com/errata/RHSA-2016-1844.htmlRefrhn.redhat.com/errata/RHSA-2016-1850.htmlRefwww.openwall.com/lists/oss-security/2016/09/08/15Refwww.openwall.com/lists/oss-security/2016/09/08/18Refwww.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlRefwww.securityfocus.com/bid/92901Refbugs.freebsd.org/bugzilla/show_bug.cgi?id=207362Refbugzilla.redhat.com/show_bug.cgi?id=1347086GitHubgithub.com/libarchive/libarchive/commit/6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0GitHubgithub.com/libarchive/libarchive/issues/660

How CyberStrike helps

Frequently asked questions

What is CVE-2016-7166?

CVE-2016-7166 is a medium-severity vulnerability. It was published on September 21, 2016 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

How severe is CVE-2016-7166?

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-7166?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2016-7166?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-7166 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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