Input validation error in Grafana Enterprise Metrics - CVE-2021-31231
Published: June 15, 2022
Vulnerability identifier: #VU64414
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-31231
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Grafana Labs
Affected software:
Grafana Enterprise Metrics
Grafana Enterprise Metrics
Detailed vulnerability description
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to insufficient validation of user-supplied input in the Alertmanager in Grafana Enterprise Metrics. A local user can pass specially crafted input to the application and gain access to sensitive information.
How to mitigate CVE-2021-31231
Install updates from vendor's website.
Sources
- https://community.grafana.com/c/security-announcements
- https://grafana.com/docs/metrics-enterprise/latest/downloads/#v121----april-27-2021
- https://grafana.com/docs/metrics-enterprise/latest/downloads/#v113----april-27-2021
- https://grafana.com/docs/metrics-enterprise/
- https://security.netapp.com/advisory/ntap-20210611-0001/