CVE-2020-8553
CVSS V2 Medium 4.9
CVSS V3 Medium 5.9
Description
The Kubernetes ingress-nginx component prior to version 0.28.0 allows a user with the ability to create namespaces and to read and create ingress objects to overwrite the password file of another ingress which uses nginx.ingress.kubernetes.io/auth-type: basic and which has a hyphenated namespace or secret name.
Overview
- CVE ID
- CVE-2020-8553
- Assigner
- jordan@liggitt.net
- Vulnerability Status
- Analyzed
- Published Version
- 2020-07-29T15:15:13
- Last Modified Date
- 2020-08-04T19:58:43
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:kubernetes:ingress-nginx:*:*:*:*:*:*:*:* | 1 | OR | 0.28.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:P/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 4.9
- Severity
- MEDIUM
- Exploitability Score
- 6.8
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 5.9
- Base Severity
- MEDIUM
- Exploitability Score
- 0.7
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/kubernetes/ingress-nginx/issues/5126 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-8553 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8553 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:26:13 | Added to TrackCVE | |||
| 2022-12-04 20:23:54 | security@kubernetes.io | jordan@liggitt.net | CVE Assigner | updated |
| 2022-12-04 20:23:54 | 2020-07-29T15:15Z | 2020-07-29T15:15:13 | CVE Published Date | updated |
| 2022-12-04 20:23:54 | 2020-08-04T19:58:43 | CVE Modified Date | updated | |
| 2022-12-04 20:23:54 | Analyzed | Vulnerability Status | updated |