Privilege Escalation Vulnerability in Nagios by Nagios Enterprises
CVE-2016-8641

6.7MEDIUM

Key Information:

Vendor

NagiOS Enterprises

Status
NagiOS
Vendor
CVE Published:
1 August 2018

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2016-8641?

A privilege escalation issue exists in Nagios 4.2.x, specifically in daemon-init.in, where improper handling of file ownership can be exploited. Local attackers may create symbolic links prior to the creation of certain files, enabling them to change file ownership inappropriately. This flaw could allow attackers to gain escalated privileges on the affected system, posing a significant risk to system integrity and security.

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Affected Version(s)

nagios 4.2.x

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2016-8641 - Proof of Concept

References

https://www.exploit-db.com/exploits/40774/
exploitx_refsource_EXPLOIT-DB
https://github.com/NagiosEnterprises/nagioscore/commit/f2...
x_refsource_CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8641
x_refsource_CONFIRM

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

CVSS V3.0

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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