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CVE-2019-17421

7.8 · HIGH

Incorrect file permissions on the packaged Nipper executable file in Zoho ManageEngine OpManager 12.4.072 and Firewall Analyzer 12.4.072 allow local users to elevate privileges to root by overwriti…

Published Nov 21, 2019CWE-276EPSS 0.55%

Overview

CVE-2019-17421 is a high-severity vulnerability. It was published on November 21, 2019 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Incorrect file permissions on the packaged Nipper executable file in Zoho ManageEngine OpManager 12.4.072 and Firewall Analyzer 12.4.072 allow local users to elevate privileges to root by overwriting this file with a malicious payload.

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

Refblog.vastart.dev/2019/11/cve-2019-17421-privilege-escalation.htmlReftwitter.com/va_startRefwww.manageengine.com/products/firewall/security-updates/cve-2019-17421.htmlRefblog.vastart.dev/2019/11/cve-2019-17421-privilege-escalation.htmlReftwitter.com/va_startRefwww.manageengine.com/products/firewall/security-updates/cve-2019-17421.html

How CyberStrike helps

Frequently asked questions

What is CVE-2019-17421?

CVE-2019-17421 is a high-severity vulnerability. It was published on November 21, 2019 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2019-17421?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2019-17421?

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-2019-17421?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-17421 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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