Full Report
Grafana Labs has addressed four Chromium vulnerabilities in critical security updates for the Grafana Image Renderer plugin and Synthetic Monitoring Agent. [...]
Analysis Summary
# Vulnerability: Critical Flaw in Grafana Image Renderer and Synthetic Monitoring Agent
## CVE Details
- CVE ID: Not explicitly specified in the provided text. (The article discusses a critical update but does not list the CVE ID or severity score.)
- CVSS Score: N/A (Not provided)
- CWE: N/A (Not provided)
## Affected Systems
- Products: Grafana Image Renderer plugin, Grafana Synthetic Monitoring Agent
- Versions: Specific vulnerable versions are not detailed, but users are advised to update to the latest versions provided.
- Configurations: Environments using the self-hosted Image Renderer plugin or Synthetic Monitoring Agent infrastructure. Grafana Cloud and Azure Managed Grafana instances are confirmed patched by the vendor.
## Vulnerability Description
Both the Image Renderer plugin and the Synthetic Monitoring Agent components contain security flaws. These components use a headless Chromium browser for rendering dashboards. The vulnerability likely resides within this browser integration, potentially allowing attackers to execute arbitrary code or cause other significant harm upon successful exploitation, given the "critical" nature of the update.
## Exploitation
- Status: Status is not explicitly mentioned (e.g., exploited in the wild), but the release of a "critical security update" implies a high risk.
- Complexity: Not specified.
- Attack Vector: Not specified, but typically involves interaction with the rendering functionality.
## Impact
- Confidentiality: Undetermined/Likely High (Critical vulnerability)
- Integrity: Undetermined/Likely High (Critical vulnerability)
- Availability: Undetermined/Likely High (Critical vulnerability)
## Remediation
### Patches
- **Grafana Image Renderer Plugin:** Update to version `3.12.9` or higher. Command for CLI installation: `grafana-cli plugins install grafana-image-renderer`. For container installations: `docker pull grafana/grafana-image-renderer:3.12.9`.
- **Grafana Synthetic Monitoring Agent:** Update to version `v0.38.3` or higher. Link to download: `github.com/grafana/synthetic-monitoring-agent/releases/tag/v0.38.3`. For container upgrade: `docker pull grafana/synthetic-monitoring-agent:v0.38.3-browser`.
### Workarounds
- Users relying on **Grafana Cloud** or **Azure Managed Grafana** instances do not need to take action, as these services have reportedly been patched by Grafana Labs.
## Detection
- **Indicators of compromise:** Not detailed in the provided text.
- **Detection methods and tools:** Not detailed in the provided text. *Mitigation relies primarily on applying immediate updates.*
## References
- Vendor Advisory (Implied): Grafana Labs Security Bulletin (Context suggests this information originates from an official advisory).
- Relevant links - defanged:
- `bleepingcomputer.com/news/security/grafana-releases-critical-security-update-for-image-renderer-plugin/`