CVE-2021-25740
CVSS V2 Low 3.5
CVSS V3 Low 3.1
Description
A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.
Overview
- CVE ID
- CVE-2021-25740
- Assigner
- jordan@liggitt.net
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-20T17:15:08
- Last Modified Date
- 2021-11-06T02:49:08
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:kubernetes:kubernetes:-:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 3.5
- Severity
- LOW
- Exploitability Score
- 6.8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- NONE
- Base Score
- 3.1
- Base Severity
- LOW
- Exploitability Score
- 1.6
- Impact Score
- 1.4
References
| Reference URL | Reference Tags |
|---|---|
| https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE | Mailing List Mitigation Third Party Advisory |
| https://github.com/kubernetes/kubernetes/issues/103675 | Mitigation Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20211014-0001/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-25740 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25740 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:48:06 | Added to TrackCVE | |||
| 2022-12-05 11:01:49 | security@kubernetes.io | jordan@liggitt.net | CVE Assigner | updated |
| 2022-12-05 11:01:49 | 2021-09-20T17:15Z | 2021-09-20T17:15:08 | CVE Published Date | updated |
| 2022-12-05 11:01:49 | 2021-11-06T02:49:08 | CVE Modified Date | updated | |
| 2022-12-05 11:01:49 | Analyzed | Vulnerability Status | updated |