Vulnerability CVE-2019-17421
Published: 2019-11-21   Modified: 2019-11-24

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.

Type:

CWE-276

 (Incorrect Default Permissions)

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Zohocorp -> Manageengine firewall analyzer 
Zohocorp -> Manageengine opmanager 

 References:
https://blog.vastart.dev/2019/11/cve-2019-17421-privilege-escalation.html
https://twitter.com/va_start
https://www.manageengine.com/products/firewall/security-updates/cve-2019-17421.html
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