CVE-2019-3977
CVSS V2 High 8.5
CVSS V3 High 7.5
Description
RouterOS 6.45.6 Stable, RouterOS 6.44.5 Long-term, and below insufficiently validate where upgrade packages are download from when using the autoupgrade feature. Therefore, a remote attacker can trick the router into "upgrading" to an older version of RouterOS and possibly reseting all the system's usernames and passwords.
Overview
- CVE ID
- CVE-2019-3977
- Assigner
- vulnreport@tenable.com
- Vulnerability Status
- Analyzed
- Published Version
- 2019-10-29T19:15:20
- Last Modified Date
- 2019-11-01T18:37:13
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:* | 1 | OR | 6.44.5 | |
| cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:* | 1 | OR | 6.45.6 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:C/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- COMPLETE
- Availability Impact
- PARTIAL
- Base Score
- 8.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 7.8
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://www.tenable.com/security/research/tra-2019-46 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-3977 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3977 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:00:21 | Added to TrackCVE | |||
| 2022-12-04 05:09:28 | 2019-10-29T19:15Z | 2019-10-29T19:15:20 | CVE Published Date | updated |
| 2022-12-04 05:09:28 | 2019-11-01T18:37:13 | CVE Modified Date | updated | |
| 2022-12-04 05:09:28 | Analyzed | Vulnerability Status | updated |