Elastic Cloud Enterprise up to 1.0.1 ZooKeeper Traffic cryptographic issues

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 (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in Elastic Cloud Enterprise up to 1.0.1 (Cloud Software). It has been classified as critical. This affects an unknown code block of the component ZooKeeper Traffic Handler. The manipulation with an unknown input leads to a cryptographic issues vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The client-forwarder in Elastic Cloud Enterprise versions prior to 1.0.2 do not properly encrypt traffic to ZooKeeper. If an attacker is able to man in the middle (MITM) the traffic between the client-forwarder and ZooKeeper they could potentially obtain sensitive data.

The bug was discovered 09/13/2017. The weakness was shared 09/29/2017 (Website). It is possible to read the advisory at discuss.elastic.co. This vulnerability is uniquely identified as CVE-2017-8444 since 05/02/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 15 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.0.2 eliminates this vulnerability.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issues
CWE: CWE-310
ATT&CK: T1600

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cloud Enterprise 1.0.2

Timelineinfo

05/02/2017 🔍
09/13/2017 +134 days 🔍
09/28/2017 +15 days 🔍
09/29/2017 +1 days 🔍
09/29/2017 +0 days 🔍
11/20/2019 +782 days 🔍

Sourcesinfo

Advisory: discuss.elastic.co
Status: Not defined

CVE: CVE-2017-8444 (🔍)

Entryinfo

Created: 09/29/2017 12:08
Updated: 11/20/2019 15:25
Changes: 09/29/2017 12:08 (60), 11/20/2019 15:25 (1)
Complete: 🔍

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