CVE-2019-17421
highpriority · track · 31OT risk · elevatedEPSS 0.006 · 46 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
- zohocorp manageengine firewall analyzer= 12.4nvdUScpe:2.3:a:zohocorp:manageengine_firewall_analyzer:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (10)
External citations — patches, advisories, analysis.
- https://blog.vastart.dev/2019/11/cve-2019-17421-privilege-escalation.htmlcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-17421cnnvd
- https://twitter.com/va_startcnnvd
- https://www.manageengine.com/products/firewall/security-updates/cve-2019-17421.htmlcnnvd
- https://blog.vastart.dev/2019/11/cve-2019-17421-privilege-escalation.htmlenisa_euvd
- https://twitter.com/va_startenisa_euvd
- https://www.manageengine.com/products/firewall/security-updates/cve-2019-17421.htmlenisa_euvd
- https://blog.vastart.dev/2019/11/cve-2019-17421-privilege-escalation.htmlThird Party Advisorynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan