Bug 1829536 (CVE-2020-12066)

Summary: CVE-2020-12066 teeworlds: allows an attacker force the server to repetitively shut down
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: gwync, igor.raits, lkundrak, oliver
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-04-29 22:31:48 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1829538, 1829537    
Bug Blocks:    

Description Guilherme de Almeida Suckevicz 2020-04-29 18:10:15 UTC
CServer::SendMsg in engine/server/server.cpp in Teeworlds 0.7.x before 0.7.5 allows remote attackers to shut down the server.

Reference:
https://www.teeworlds.com/forum/viewtopic.php?id=14785

Upstream commit:
https://github.com/teeworlds/teeworlds/commit/c68402fa7e279d42886d5951d1ea8ac2facc1ea5

Comment 1 Guilherme de Almeida Suckevicz 2020-04-29 18:10:36 UTC
Created teeworlds tracking bugs for this issue:

Affects: epel-7 [bug 1829538]
Affects: fedora-all [bug 1829537]

Comment 2 Product Security DevOps Team 2020-04-29 22:31:48 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.