CoreOS Tectonic up to 1.7.x/1.8.7 Grafana Web Application cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in CoreOS Tectonic up to 1.7.x/1.8.7. It has been classified as critical. This affects an unknown functionality of the component Grafana Web Application. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

CoreOS Tectonic 1.7.x and 1.8.x before 1.8.7-tectonic.2 deploys the Grafana web application using default credentials (admin/admin) for the administrator account located at grafana-credentials secret. This occurs because CoreOS does not randomize the administrative password to later be configured by Tectonic administrators. An attacker can insert an XSS payload into the dashboards.

The weakness was presented 09/24/2019. This vulnerability is uniquely identified as CVE-2018-9090 since 03/27/2018. 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 T1059.007 according to MITRE ATT&CK.

Upgrading to version 1.8.7-tectonic.2 eliminates this vulnerability.

See VDB-117977 for similar entry.




CPE 2.3info

CPE 2.2info


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


VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.6

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

NVD Base Score: 6.1
NVD Vector: 🔍



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

NVD Base Score: 🔍


Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CoreOS Tectonic 1.8.7-tectonic.2


03/27/2018 🔍
09/24/2019 +546 days 🔍
09/24/2019 +0 days 🔍
12/27/2023 +1555 days 🔍


Status: Not defined

CVE: CVE-2018-9090 (🔍)
See also: 🔍


Created: 09/24/2019 08:18 PM
Updated: 12/27/2023 01:19 PM
Changes: 09/24/2019 08:18 PM (37), 09/06/2020 09:11 AM (17), 12/27/2023 01:19 PM (4)
Complete: 🔍
Cache ID: 100:1E4:40


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