TI-2020-16623 Aliases CVE-2020-27336 GHSA-53cj-vhvg-mmqf

An issue was discovered in Treck IPv6 before 6.0.1.68.

LOW 36CWE-125Published 2020-12-22 · Updated 2025-09-30

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

Summary

An issue was discovered in Treck IPv6 before 6.0.1.68. Improper input validation in the IPv6 component when handling a packet sent by an unauthenticated remote attacker could result in an out-of-bounds read of up to three bytes via network access.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.01728 77th percentileScored 2026-11-07

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: Total

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

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:treck:ipv6::::::::	before 6.0.1.68	Vulnerable	Treck

cpe:2.3:a:treck:ipv6:*:*:*:*:*:*:*:* Versions before 6.0.1.68 Vulnerable ·Treck

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-27336
2026-10-03 Alias added: GHSA-53cj-vhvg-mmqf

References

Advisory 2

TI-2020-16624 An issue was discovered in Treck IPv6 before 6.0.1.68. CVSS 3.1HIGH 7.3
TI-2020-16625 An issue was discovered in Treck IPv6 before 6.0.1.68. CVSS 3.1HIGH 7.1

Sources

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