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Freeciv Multiple Remote Denial Of Service Vulnerabilities

Information

Severity

Severity

High

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

7.8

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

9 years ago

Modified

Modified

4 years ago

Summary

This host is running Freeciv and is prone to multiple denial of service vulnerabilities.

Insight

Insight

- Malloc exception in 'jumbo' packet within the common/packet.c. Endless loop in packets PACKET_PLAYER_INFO, PACKET_GAME_INFO, PACKET_EDIT_PLAYER_CREATE, PACKET_EDIT_PLAYER_REMOVE, PACKET_EDIT_CITY and PACKET_EDIT_PLAYER use some particular functions that can be tricked into an endless loop that freezes the server with CPU at 100%.

Affected Software

Affected Software

Freeciv Version 2.2.1 and prior

Solution

Solution

Update to version 2.2.2 or later.

Common Vulnerabilities and Exposures (CVE)