Improper input validation in Teeworlds - CVE-2016-9400

 

Improper input validation in Teeworlds - CVE-2016-9400

Published: May 26, 2017


Vulnerability identifier: #VU6784
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-9400
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Teeworlds
Affected software:
Teeworlds

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to flaw in the CClient::ProcessServerPacket method in engine/client/client.cpp. A remote attacker can use specially crafted vectors involving snap handling to write to arbitrary physical memory locations and possibly execute arbitrary code.

Successful exploitation of the vulnerability may result in full access to the affected system.

How to mitigate CVE-2016-9400

Update to version 0.6.4.

Sources