SB2020042247 - Resource exhaustion in Teeworlds Teeworlds
Published: April 22, 2020 Updated: July 17, 2020
Security Bulletin ID
SB2020042247
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2020-12066)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
CServer::SendMsg in engine/server/server.cpp in Teeworlds 0.7.x before 0.7.5 allows remote attackers to shut down the server.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00045.html
- https://github.com/teeworlds/teeworlds/commit/c68402fa7e279d42886d5951d1ea8ac2facc1ea5
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AVYG7CCPS5F3OPOQMJKVNXTQ7BXSEX2V/
- https://www.teeworlds.com/forum/viewtopic.php?id=14785