CVE-2021-37938
CVSS V2 Medium 4
CVSS V3 Medium 4.3
Description
It was discovered that on Windows operating systems specifically, Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the .pbf extension. Thanks to Dominic Couture for finding this vulnerability.
Overview
- CVE ID
- CVE-2021-37938
- Assigner
- bressers@elastic.co
- Vulnerability Status
- Analyzed
- Published Version
- 2021-11-18T16:15:08
- Last Modified Date
- 2021-11-23T18:20:13
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:* | 1 | OR | 7.9.0 | 7.15.2 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- NONE
- Base Score
- 4.3
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 1.4
References
| Reference URL | Reference Tags |
|---|---|
| https://discuss.elastic.co/t/kibana-7-15-2-security-update/288923 | Release Notes Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-37938 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37938 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:45:17 | Added to TrackCVE | |||
| 2022-12-05 14:49:08 | security@elastic.co | bressers@elastic.co | CVE Assigner | updated |
| 2022-12-05 14:49:08 | 2021-11-18T16:15Z | 2021-11-18T16:15:08 | CVE Published Date | updated |
| 2022-12-05 14:49:08 | 2021-11-23T18:20:13 | CVE Modified Date | updated | |
| 2022-12-05 14:49:08 | Analyzed | Vulnerability Status | updated |