CVE-2006-3913: Freeciv

High severity, CVSS 7.5. EPSS: 5.7% chance of exploitation in the next 30 days.

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.

Affected products

• Freeciv Freeciv: version 2.1.0_beta1 only

Published 2006-07-28. Last modified 2026-06-16.