Vulnerability Details : CVE-2019-3977
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.
Products affected by CVE-2019-3977
- cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:*
- cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-3977
1.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-3977
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.5
|
HIGH | AV:N/AC:L/Au:N/C:N/I:C/A:P |
10.0
|
7.8
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-3977
-
The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.Assigned by:
- nvd@nist.gov (Primary)
- vulnreport@tenable.com (Secondary)
References for CVE-2019-3977
-
https://www.tenable.com/security/research/tra-2019-46
MikroTik RouterOS Multiple Vulnerabilities - Research Advisory | Tenable®Third Party Advisory
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