Nagios XI up to 5.2.x/5.4.12 os command injection

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Nagios XI up to 5.2.x/5.4.12. This impacts an unknown function. Such manipulation leads to os command injection. This vulnerability is uniquely identified as CVE-2018-8735. The attack can be launched remotely. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Nagios XI up to 5.2.x/5.4.12 (Log Management Software) and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Remote command execution (RCE) vulnerability in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an attacker to execute arbitrary commands on the target system, aka OS command injection.

The bug was discovered 03/13/2018. The weakness was disclosed 04/18/2018 (Website). The advisory is shared for download at assets.nagios.com. This vulnerability is handled as CVE-2018-8735 since 03/15/2018. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

The exploit is available at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 35 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11994 (NagiosXI Chaining Vulnerability).

Upgrading to version 5.4.13 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (44969). The entries VDB-116310, VDB-116311 and VDB-116313 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 57945
OpenVAS Name: Nagios XI Multiple Vulnerabilities-April18
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: nagios_xi_chained_rce_2_electric_boogaloo.rb
MetaSploit Name: Nagios XI Chained Remote Code Execution
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Nagios XI 5.4.13
Suricata ID: 2025772
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

03/13/2018 🔍
03/15/2018 +2 days 🔍
04/17/2018 +32 days 🔍
04/18/2018 +1 days 🔍
04/18/2018 +0 days 🔍
12/20/2024 +2438 days 🔍

Sourcesinfo

Advisory: assets.nagios.com
Status: Confirmed

CVE: CVE-2018-8735 (🔍)
GCVE (CVE): GCVE-0-2018-8735
GCVE (VulDB): GCVE-100-116312
scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 04/18/2018 10:17
Updated: 12/20/2024 10:44
Changes: 04/18/2018 10:17 (71), 01/25/2020 17:57 (4), 12/20/2024 10:44 (18)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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