CVE-2018-18541 Information

Description

In Teeworlds before 0.6.5 connection packets could be forged. There was no challenge-response involved in the connection build up. A remote attacker could send connection packets from a spoofed IP address and occupy all server slots or even use them for a reflection attack using map download packets.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00046.html http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00077.html https://bugs.debian.org/911487 https://github.com/teeworlds/teeworlds/issues/1536 https://teeworlds.com/?page=news&id=12544 https://www.debian.org/security/2018/dsa-4329

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5