Grafana Image Renderer up to 3.6.0 information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

A vulnerability was found in Grafana Image Renderer up to 3.6.0. It has been rated as problematic. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

Grafana Image Renderer is a Grafana backend plugin that handles rendering of panels & dashboards to PNGs using a headless browser (Chromium/Chrome). An internal security review identified an unauthorized file disclosure vulnerability. It is possible for a malicious user to retrieve unauthorized files under some network conditions or via a fake datasource (if user has admin permissions in Grafana). All Grafana installations should be upgraded to version 3.6.1 as soon as possible. As a workaround it is possible to [disable HTTP remote rendering](https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/#plugingrafana-image-renderer).

The weakness was released 09/03/2022 as GHSA-2cfh-233g-m4c5. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-31176 since 05/18/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 3.6.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔒

CNA Base Score: 8.3
CNA Vector (GitHub, Inc.): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

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: Grafana Image Renderer 3.6.1
Patch: github.com

Timelineinfo

05/18/2022 CVE reserved
09/03/2022 +108 days Advisory disclosed
09/03/2022 +0 days VulDB entry created
10/13/2022 +40 days VulDB last update

Sourcesinfo

Advisory: GHSA-2cfh-233g-m4c5
Status: Confirmed

CVE: CVE-2022-31176 (🔒)

Entryinfo

Created: 09/03/2022 07:22 AM
Updated: 10/13/2022 07:19 AM
Changes: 09/03/2022 07:22 AM (50), 10/13/2022 07:19 AM (11)
Complete: 🔍

Discussion

admin112.13112 (+0)
5 months ago
vul is good

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