HIGH

CVE-2020-6073

CVSS v3

7.5

HIGH

EPSS Score

2.5 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2020-6073 yet.

Full record on NVD

Description

An exploitable denial-of-service vulnerability exists in the TXT record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing the RDATA section in a TXT record in mDNS messages, multiple integer overflows can be triggered, leading to a denial of service. An attacker can send an mDNS message to trigger this vulnerability.

Technical details

Published: 2020-03-24

Frequently asked questions

What is CVE-2020-6073?

Is CVE-2020-6073 actively exploited?

Active exploitation of CVE-2020-6073 has not been confirmed. Its EPSS score was 2.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-6073?

CVE-2020-6073 has a CVSS v3 base score of 7.5 (HIGH severity).

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