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OpenTTD Multiple use-after-free Denial of Service vulnerability

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

11 years ago

Modified

Modified

3 years ago

Summary

This host is installed with OpenTTD and is prone to multiple denial of service vulnerability.

Insight

Insight

The flaw is due to a use-after-free error, when a client disconnects without sending the 'quit' or 'client error' message. This could cause a vulnerable server to read from or write to freed memory leading to a denial of service or it can also lead to arbitrary code execution.

Affected Software

Affected Software

OpenTTD version before 1.0.5

Solution

Solution

Upgrade to the latest version of OpenTTD 1.0.5 or later.

Common Vulnerabilities and Exposures (CVE)