Vulnerability Report

CVE-2016-8641

Title: Nagios Auth Bypass

Auth Bypass

Proof Of Concept

PoC Available for CVE-2016-8641

CWE Category CWE-59
Published Date Aug 01, 2018
Modified Date Nov 21, 2024
Exploit Status Available
Score 6.7 CVSS v3.0
Exploit Probability (EPSS)
1.14%

Vulnerability Summary

CVE-2016-8641: A privilege escalation vulnerability was found in nagios 4.2.x that occurs in daemon-init.in when creating necessary files and insecurely changing the ownership afterwards. It's possible for the local attacker to create symbolic links before the files are to be created and possibly escalating the privileges with the ownership change.

Impacted Vendors

N
nagios 1

Reference Links

http://www.securityfocus.com/bid/95121 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8641 https://github.com/NagiosEnterprises/nagioscore/commit/f2ed227673d3b2da643eb5cad26b2d87674f28c1.patch https://security.gentoo.org/glsa/201702-26 https://www.exploit-db.com/exploits/40774/ http://www.securityfocus.com/bid/95121 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8641 https://github.com/NagiosEnterprises/nagioscore/commit/f2ed227673d3b2da643eb5cad26b2d87674f28c1.patch https://security.gentoo.org/glsa/201702-26 https://www.exploit-db.com/exploits/40774/
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.7
Attack Vector
LOCAL
Complexity
HIGH
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v3.0
Source Entity [email protected]
Severity HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2016-8641 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/40774
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity HIGH
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.