CVE-2021-20836
CVSS V2 Medium 6
CVSS V3 Medium 6.5
Description
Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files.
Overview
- CVE ID
- CVE-2021-20836
- Assigner
- vultures@jpcert.or.jp
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-19T03:15:06
- Last Modified Date
- 2021-10-22T17:02:14
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:omron:cx-supervisor:4.0.0.13:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:omron:cx-supervisor:4.0.0.16:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6
- Severity
- MEDIUM
- Exploitability Score
- 6.8
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 0.6
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.myomron.com/index.php?action=kb&article=1692 | Patch Vendor Advisory |
| https://jvn.jp/en/vu/JVNVU90041391/index.html | Release Notes Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20836 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20836 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:50:06 | Added to TrackCVE | |||
| 2022-12-05 12:35:32 | 2021-10-19T03:15Z | 2021-10-19T03:15:06 | CVE Published Date | updated |
| 2022-12-05 12:35:32 | 2021-10-22T17:02:14 | CVE Modified Date | updated | |
| 2022-12-05 12:35:32 | Analyzed | Vulnerability Status | updated |