Low severity · published Jan 14, 2020
CVE-2019-3981
MikroTik Winbox 3.20 and below is vulnerable to man in the middle attacks
3.7
CVSS
1.1%
EPSS
No
On KEV
Description
MikroTik Winbox 3.20 and below is vulnerable to man in the middle attacks. A man in the middle can downgrade the client's authentication protocol and recover the user's username and MD5 hashed password.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RO
Routeros · Mikrotik
before 6.43 · source: NVD
WI
Winbox · Mikrotik
before 3.20 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-3981
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-3981
Exploit
https://www.tenable.com/security/research/tra-2020-01
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