Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2020-6073

CVE-2020-6073HIGH

n/a Videolabs — An exploitable denial-of-service vulnerability exists in the TXT record-parsing functionality of Videolabs libmicrodns 0.1.0.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  N  N  H    7.5   .0250   84.5     —

AFFECTED
  Product    Versions                       Fixed
  Videolabs  Videolabs libmicrodns 0.1.0 –  —

TIMELINE
  Jan 7   Reserved by talos
  Mar 24  Published (CNA: talos)
  Oct 8   EXPLOIT PUBLISHED — CVE-2020-6073 (Videolabs). Public exploit reference added.

CWE-190 · CNA: talos · CVSS v3.1 · 3 references · NVD status: Modified

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 7, 2020	Reserved	Reserved by talos
March 24, 2020	Published	Published (CNA: talos)
October 8, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2020-6073 (Videolabs). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	Videolabs	—	Videolabs libmicrodns 0.1.0	—

Weaknesses

CWE-190

References (3)

https://security.gentoo.org/glsa/202005-10 [Third Party Advisory]
https://talosintelligence.com/vulnerability_reports/TALOS-2020-0996 [Exploit, Technical Description, Third Party Advisory]
https://www.debian.org/security/2020/dsa-4671 [Third Party Advisory]

Authoritative record: CVE-2020-6073 at cve.org

Weaknesses: CWE-190

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2020-6073 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.