CVE-2021-22144
CVSS V2 Medium 4
CVSS V3 Medium 6.5
Description
In Elasticsearch versions before 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node.
Overview
- CVE ID
- CVE-2021-22144
- Assigner
- bressers@elastic.co
- Vulnerability Status
- Analyzed
- Published Version
- 2021-07-26T12:15:08
- Last Modified Date
- 2022-05-10T18:02:50
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:* | 1 | OR | 6.8.17 | |
| cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:* | 1 | OR | 7.0.0 | 7.13.3 |
| cpe:2.3:a:oracle:communications_cloud_native_core_automated_test_suite:1.8.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- 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:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100 | Release Notes Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20210827-0006/ | Third Party Advisory |
| https://www.oracle.com/security-alerts/cpuapr2022.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-22144 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22144 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-04-20 16:59:29 | Added to TrackCVE | |||
| 2022-12-05 06:55:41 | security@elastic.co | bressers@elastic.co | CVE Assigner | updated |
| 2022-12-05 06:55:41 | 2021-07-26T12:15Z | 2021-07-26T12:15:08 | CVE Published Date | updated |
| 2022-12-05 06:55:41 | 2022-05-10T18:02:50 | CVE Modified Date | updated | |
| 2022-12-05 06:55:41 | Analyzed | Vulnerability Status | updated |