VDB-128028 · CVE-2018-18250 · GCVE-0-2018-18250

Icinga Web 2 up to 2.6.1 Navigation Dashlet Parameter input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Icinga Web 2 up to 2.6.1. Affected is an unknown function of the component Navigation Dashlet Handler. The manipulation with the input $ as part of Parameter results in input validation. This vulnerability was named CVE-2018-18250. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Icinga Web 2 up to 2.6.1. Affected is an unknown code block of the component Navigation Dashlet Handler. The manipulation with the input value $ leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

Icinga Web 2 before 2.6.2 allows parameters that break navigation dashlets, as demonstrated by a single '$' character as the Name of a Navigation item.

The bug was discovered 10/11/2018. The weakness was presented 12/17/2018 (Website). The advisory is shared for download at herolab.usd.de. This vulnerability is traded as CVE-2018-18250 since 10/11/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 67 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.6.2 eliminates this vulnerability.

See VDB-128027 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Icinga

Name

Web 2

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web 2 2.6.2

Timelineinfo

10/11/2018 🔍
10/11/2018 +0 days 🔍
12/17/2018 +67 days 🔍
12/17/2018 +0 days 🔍
12/18/2018 +1 days 🔍
04/21/2020 +490 days 🔍

Sourcesinfo

Advisory: herolab.usd.de
Status: Not defined

CVE: CVE-2018-18250 (🔍)
GCVE (CVE): GCVE-0-2018-18250
GCVE (VulDB): GCVE-100-128028
See also: 🔍

Entryinfo

Created: 12/18/2018 07:58
Updated: 04/21/2020 11:55
Changes: 12/18/2018 07:58 (64), 04/21/2020 11:55 (1)
Complete: 🔍
Cache ID: 216::103