CVE-2019-3977
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
9.4 High
AI Score
Confidence
High
8.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:C/A:P
0.002 Low
EPSS
Percentile
54.4%
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.
| CPE | Name | Operator | Version |
|---|---|---|---|
| mikrotik:routeros | mikrotik routeros | le | 6.44.5 |
| mikrotik:routeros | mikrotik routeros | le | 6.45.6 |
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
9.4 High
AI Score
Confidence
High
8.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:C/A:P
0.002 Low
EPSS
Percentile
54.4%