Nagios up to 4.3.4 /usr/sbin/nagios access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in Nagios up to 4.3.4 (Log Management Software) and classified as problematic. Affected by this issue is an unknown code block of the file /usr/sbin/nagios. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Nagios Core through 4.3.4 initially executes /usr/sbin/nagios as root but supports configuration options in which this file is owned by a non-root account (and similarly can have nagios.cfg owned by a non-root account), which allows local users to gain privileges by leveraging access to this non-root account.

The bug was discovered 09/11/2017. The weakness was disclosed 09/11/2017 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2017-14312 since 09/11/2017. The attack needs to be approached locally. The requirement for exploitation is a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 119322 (GLSA-201812-03 : Nagios: Privilege escalation), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277693 (Fedora Security Update for nagios (FEDORA-2017-d270e932a3)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 years after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (119322). The entries 94545, 94546, 99135 and 105677 are pretty similar.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 119322
Nessus Name: GLSA-201812-03 : Nagios: Privilege escalation
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800068
OpenVAS Name: Nagios Privilege Escalation Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

09/11/2017 🔍
09/11/2017 +0 days 🔍
09/11/2017 +0 days 🔍
09/11/2017 +0 days 🔍
09/11/2017 +0 days 🔍
09/12/2017 +1 days 🔍
12/02/2018 +446 days 🔍
12/03/2018 +1 days 🔍
12/28/2022 +1486 days 🔍

Sourcesinfo

Advisory: 424⛔
Status: Confirmed

CVE: CVE-2017-14312 (🔍)
SecurityFocus: 100881 - Nagios Core CVE-2017-14312 Local Privilege Escalation Vulnerability

See also: 🔍

Entryinfo

Created: 09/12/2017 08:48
Updated: 12/28/2022 12:05
Changes: 09/12/2017 08:48 (63), 11/15/2019 08:12 (15), 12/28/2022 12:05 (4)
Complete: 🔍

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