What is the CVSS score of CVE-2021-27437?

CVE-2021-27437 has a CVSS 3.1 base score of 9.1 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 1.2%.

Grafana CVE-2021-27437

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2021-05-07 ics-cert@hq.dhs.gov

Grafana Authentication Bypass Wise Paas Rmm

9.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.1 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

May 07, 2021 - 15:15 nvd

CRITICAL 9.1

DescriptionNVD

The affected product allows attackers to obtain sensitive information from the WISE-PaaS dashboard. The system contains a hard-coded administrator username and password that can be used to query Grafana APIs. Authentication is not required for exploitation on the WISE-PaaS/RMM (versions prior to 9.0.1).

AnalysisAI

The affected product allows attackers to obtain sensitive information from the WISE-PaaS dashboard. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. The affected product allows attackers to obtain sensitive information from the WISE-PaaS dashboard. The system contains a hard-coded administrator username and password that can be used to query Grafana APIs. Authentication is not required for exploitation on the WISE-PaaS/RMM (versions prior to 9.0.1). Affected products include: Advantech Wise-Paas\/Rmm. Version information: prior to 9.0.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.