Elasticsearch X-Pack Security up to 5.4.3 API information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Elasticsearch X-Pack Security up to 5.4.3. It has been classified as problematic. This affects an unknown function of the component API. Performing a manipulation results in information disclosure. This vulnerability was named CVE-2017-8442. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Elasticsearch X-Pack Security up to 5.4.3. It has been classified as problematic. This affects an unknown code block of the component API. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Elasticsearch X-Pack Security versions 5.0.0 to 5.4.3, when enabled, can result in the Elasticsearch _nodes API leaking sensitive configuration information, such as the paths and passphrases of SSL keys that were configured as part of an authentication realm. This could allow an authenticated Elasticsearch user to improperly view these details.

The bug was discovered 07/06/2017. The weakness was presented 07/07/2017 (Website). The advisory is shared at elastic.co. This vulnerability is uniquely identified as CVE-2017-8442 since 05/02/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 112040 (Elasticsearch ESA-2017-10), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (112040). See VDB-75175, VDB-102624, VDB-102623 and VDB-102625 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 112040
Nessus Name: Elasticsearch ESA-2017-10
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103369
OpenVAS Name: Elasticsearch Kibana X-Pack CVE-2017-8442 Information Disclosure Vulnerability (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/02/2017 🔍
07/06/2017 +65 days 🔍
07/06/2017 +0 days 🔍
07/07/2017 +1 days 🔍
07/07/2017 +0 days 🔍
07/08/2017 +1 days 🔍
08/22/2018 +410 days 🔍
10/24/2019 +428 days 🔍

Sourcesinfo

Advisory: elastic.co
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-8442 (🔍)
GCVE (CVE): GCVE-0-2017-8442
GCVE (VulDB): GCVE-100-103353
See also: 🔍

Entryinfo

Created: 07/08/2017 16:52
Updated: 10/24/2019 12:44
Changes: 07/08/2017 16:52 (67), 10/24/2019 12:44 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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