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TI-2020-04938 Aliases CVE-2020-6071GHSA-g97q-39hw-52p8

Uncontrolled recursion in Videolabs

Priority MEDIUM 44CWE-674Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-674.

Summary

An exploitable denial-of-service vulnerability exists in the resource record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the compression pointer is followed without checking for recursion, leading to a denial of service. An attacker can send an mDNS message to trigger this vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02504 84th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
—VideolabsVideolabs libmicrodns 0.1.0—No fix listedCNA
  • Videolabs Vendor— Affected Videolabs libmicrodns 0.1.0 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:videolabs:libmicrodns:0.1.0:*:*:*:*:*:*:*0.1.0VulnerableVideolabs
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
  • cpe:2.3:a:videolabs:libmicrodns:0.1.0:*:*:*:*:*:*:* Versions 0.1.0 Vulnerable ·Videolabs
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Videolabs — GLSA-202005-10

    7 records Highest priority Priority MEDIUM 6 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2020-04939 Double free in VideolabsPriority MEDIUM 55
    • TI-2020-04946 Memory leak in VideolabsPriority MEDIUM 45
    • TI-2020-04945 An exploitable denial-of-service vulnerability exists in the message-parsing…Priority MEDIUM 45
    Show all 7 records → Advisory →
  • Advisory ·

    Videolabs — DSA-4671

    7 records Highest priority Priority MEDIUM 6 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2020-04939 Double free in VideolabsPriority MEDIUM 55
    • TI-2020-04946 Memory leak in VideolabsPriority MEDIUM 45
    • TI-2020-04945 An exploitable denial-of-service vulnerability exists in the message-parsing…Priority MEDIUM 45
    Show all 7 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-6071
  2. 2026-10-03 Alias added: GHSA-g97q-39hw-52p8
  3. 2026-10-08 CISA SSVC decision points changed
  4. 2026-10-09 Priority changed: LOW → MEDIUM

References

Exploit 1

Advisory 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences