CVE-2020-11637
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
A memory leak in the TFTP service in B&R Automation Runtime versions <N4.26, <N4.34, <F4.45, <E4.53, <D4.63, <A4.73 and prior could allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition.
Overview
- CVE ID
- CVE-2020-11637
- Assigner
- cybersecurity@ch.abb.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-10-15T16:15:11
- Last Modified Date
- 2021-09-14T17:36:29
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.10 | |
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.20 | n4.26 |
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.40 | f4.45 |
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.50 | e4.53 |
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.60 | d4.63 |
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.70 | a4.73 |
| cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* | 1 | OR | 4.30 | n4.34 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://www.br-automation.com/downloads_br_productcatalogue/assets/1595163815396-de-original-1.0.pdf | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-11637 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11637 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:05:25 | Added to TrackCVE | |||
| 2022-12-05 00:08:53 | 2020-10-15T16:15Z | 2020-10-15T16:15:11 | CVE Published Date | updated |
| 2022-12-05 00:08:53 | 2021-09-14T17:36:29 | CVE Modified Date | updated | |
| 2022-12-05 00:08:53 | Analyzed | Vulnerability Status | updated |