What’s Vulnerable › Vulnerabilities

CVE-2020-27336

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-22 · updated 2026-06-17
• Weakness: CWE-20

Description

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.

Affected products

• Treck Ipv6: before 6.0.1.68 — fixed in 6.0.1.68

How to fix

Upgrade to a fixed version: Treck Ipv6 6.0.1.68. Check the vendor advisory for mitigations.

References

• https://security.netapp.com/advisory/ntap-20210201-0003/
• https://treck.com/vulnerability-response-information/
• https://security.netapp.com/advisory/ntap-20210201-0003/
• https://treck.com/vulnerability-response-information/

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