Is CVE-2019-3981 in the CISA KEV catalog?

No. CVE-2019-3981 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-3981?

CVE-2019-3981 has a CVSS v3 base score of 3.7 (LOW).

What is the EPSS score for CVE-2019-3981?

CVE-2019-3981 has an EPSS score of 1.14% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-3981?

Upgrade routeros to 6.43 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2019-3981

LOW

3.7

CVSS v3

NVD

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.

CWE-300

How to fix

Remediation Available

routerosNVD

Affected:< 6.43Fixed in:6.43CVE-2019-3981derived from NVD

winboxNVD

Affected:< 3.20Fixed in:3.20CVE-2019-3981derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.14%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Exploit1

tenable.com

Related Vulnerabilities

Other CWE-300 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-3555	Critical	9.8	87%	-	Fix
CVE-2017-12150	High	7.4	13%	-	Fix
CVE-2017-12151	High	7.4	4.6%	-	Fix
CVE-2021-22890	Low	3.7	3.1%	-	Fix
CVE-2020-10749	Medium	6.0	2.4%	-	Fix
CVE-2017-7480	Critical	9.8	2.3%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.