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TenableCVE-2019-3981

HistoryJan 14, 2020 - 7:15 p.m.

CVE-2019-3981

2020-01-1419:15:13

CWE-300

tenable

web.nvd.nist.gov

cve-2019-3981

mikrotik

winbox

vulnerability

man-in-the-middle

attack

authentication

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

3.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

AI Score

4.4

Confidence

High

EPSS

0.001

Percentile

30.3%

JSON

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.

Affected configurations

Nvd

Node

mikrotikrouterosRange<6.43-

mikrotikwinboxRange<3.20

VendorProductVersionCPE
mikrotikrouteros*cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:*
mikrotikwinbox*cpe:2.3:o:mikrotik:winbox:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mikrotik	routeros	*	cpe:2.3:o:mikrotik:routeros:::::-:::*
mikrotik	winbox	*	cpe:2.3:o:mikrotik:winbox::::::::

CNA Affected

[
  {
    "product": "WinBox",
    "vendor": "MikroTik",
    "versions": [
      {
        "status": "affected",
        "version": "Winbox 3.20 and below."
      }
    ]
  }
]

References

www.tenable.com/security/research/tra-2020-01

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

3.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

AI Score

4.4

Confidence

High

EPSS

0.001

Percentile

30.3%

JSON

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