What’s Vulnerable › Vulnerabilities
CVE-2020-12066
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 3.0% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2020-04-22 · updated 2026-06-17
- Weakness: CWE-20
Description
CServer::SendMsg in engine/server/server.cpp in Teeworlds 0.7.x before 0.7.5 allows remote attackers to shut down the server.
Affected products
- Canonical Ubuntu Linux: 20.04
- Debian Linux: 10.0
- Fedoraproject Fedora: 30
- openSUSE Backports Sle: 15.0-sp1
- openSUSE Leap: 15.1
- Teeworlds: from 0.7.0 before 0.7.5 — fixed in 0.7.5
How to fix
Upgrade to a fixed version: Teeworlds 0.7.5. Check the vendor advisory for mitigations.
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%40lists.fedoraproject.org/message/AVYG7CCPS5F3OPOQMJKVNXTQ7BXSEX2V/
- https://usn.ubuntu.com/4553-1/
- https://www.debian.org/security/2020/dsa-4763
- https://www.teeworlds.com/forum/viewtopic.php?id=14785
- 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%40lists.fedoraproject.org/message/AVYG7CCPS5F3OPOQMJKVNXTQ7BXSEX2V/
- https://usn.ubuntu.com/4553-1/
Get alerted when CVE-2020-12066 or the next vulnerability affects your stack