Teeworlds
CVE-2023-31518
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
A heap use-after-free in the component CDataFileReader::GetItem of teeworlds v0.7.5 allows attackers to cause a Denial of Service (DoS) via a crafted map file.
AnalysisAI
A heap use-after-free in the component CDataFileReader::GetItem of teeworlds v0.7.5 allows attackers to cause a Denial of Service (DoS) via a crafted map file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. A heap use-after-free in the component CDataFileReader::GetItem of teeworlds v0.7.5 allows attackers to cause a Denial of Service (DoS) via a crafted map file. Affected products include: Teeworlds.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.
In Teeworlds 0.7.2, there is an integer overflow in CDataFileReader::Open() in engine/shared/datafile.cpp that can lead
Teeworlds up to and including 0.7.5 is vulnerable to Buffer Overflow. Rated high severity (CVSS 7.8), this vulnerability
The CClient::ProcessServerPacket method in engine/client/client.cpp in Teeworlds before 0.6.4 allows remote servers to w
In Teeworlds 0.7.2, there is an integer overflow in CMap::Load() in engine/shared/map.cpp that can lead to a buffer over
In Teeworlds 0.7.2, there is a failed bounds check in CDataFileReader::GetData() and CDataFileReader::ReplaceData() and
A memory leak in the component CConsole::Chain of Teeworlds v0.7.5 allows attackers to cause a Denial of Service (DoS) v
CServer::SendMsg in engine/server/server.cpp in Teeworlds 0.7.x before 0.7.5 allows remote attackers to shut down the se
In Teeworlds before 0.6.5, connection packets could be forged. Rated high severity (CVSS 7.5), this vulnerability is rem
engine/server/server.cpp in Teeworlds 0.6.x before 0.6.3 allows remote attackers to read memory and cause a denial of se
Same weakness CWE-416 – Use After Free
View allSame technique Use After Free
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External POC / Exploit Code
Leaving vuln.today