CVE-2021-20850
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
PowerCMS XMLRPC API of PowerCMS 5.19 and earlier, PowerCMS 4.49 and earlier, PowerCMS 3.295 and earlier, and PowerCMS 2 Series (End-of-Life, EOL) allows a remote attacker to execute an arbitrary OS command via unspecified vectors.
Overview
- CVE ID
- CVE-2021-20850
- Assigner
- vultures@jpcert.or.jp
- Vulnerability Status
- Analyzed
- Published Version
- 2021-11-24T16:15:13
- Last Modified Date
- 2021-11-29T17:16:24
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:alfasado:powercms:*:*:*:*:*:*:*:* | 1 | OR | 2.0 | 2.058 |
| cpe:2.3:a:alfasado:powercms:*:*:*:*:*:*:*:* | 1 | OR | 3.01 | 3.295 |
| cpe:2.3:a:alfasado:powercms:*:*:*:*:*:*:*:* | 1 | OR | 4.0 | 4.49 |
| cpe:2.3:a:alfasado:powercms:*:*:*:*:*:*:*:* | 1 | OR | 5.0 | 5.19 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://jvn.jp/en/jp/JVN17645965/index.html | Third Party Advisory |
| https://www.powercms.jp/news/release-patch-xmlrpc-api-202110.html | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20850 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20850 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:44:40 | Added to TrackCVE | |||
| 2022-12-05 15:09:34 | 2021-11-24T16:15Z | 2021-11-24T16:15:13 | CVE Published Date | updated |
| 2022-12-05 15:09:34 | 2021-11-29T17:16:24 | CVE Modified Date | updated | |
| 2022-12-05 15:09:34 | Analyzed | Vulnerability Status | updated |