CVE-2020-12066

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Source
https://cve.org/CVERecord?id=CVE-2020-12066
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12066.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-12066
Downstream
DEBIAN (1)
MGASA (1)
openSUSE (3)
UBUNTU (1)
Related
openSUSE (3)
Published
2020-04-22T17:15:12Z
Modified
2026-07-08T16:26:41Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

CServer::SendMsg in engine/server/server.cpp in Teeworlds 0.7.x before 0.7.5 allows remote attackers to shut down the server.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "20.04"
                },
                {
                    "last_affected":  "20.04"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "canonical:ubuntu_linux"
        },
        {
            "cpes":  [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "10.0"
                },
                {
                    "last_affected":  "10.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "debian:debian_linux"
        },
        {
            "cpes":  [
                "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "30"
                },
                {
                    "last_affected":  "30"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "fedoraproject:fedora"
        },
        {
            "cpes":  [
                "cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "15.0-sp1"
                },
                {
                    "last_affected":  "15.0-sp1"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "opensuse:backports_sle"
        },
        {
            "cpes":  [
                "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "15.1"
                },
                {
                    "last_affected":  "15.1"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "opensuse:leap"
        }
    ]
}
References

Affected packages

Git / github.com/teeworlds/teeworlds

Affected ranges

Type
GIT
Repo
https://github.com/teeworlds/teeworlds
Events
Introduced
ca2210d0b87a97cfe61632a98b93f1a333be7deb
Fixed
4fc25a17fef3e6c2bf4d52b0421e0d69ecaa1e79
Fixed
c68402fa7e279d42886d5951d1ea8ac2facc1ea5
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:teeworlds:teeworlds:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "0.7.0"
        },
        {
            "fixed":  "0.7.5"
        }
    ],
    "source":  [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

0.*
0.7.0
0.7.2
0.7.3
0.7.3.1
0.7.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12066.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "109475539341748165864018543607592684580",
            "length":  922
        },
        "id":  "CVE-2020-12066-62009033",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/teeworlds/teeworlds/commit/c68402fa7e279d42886d5951d1ea8ac2facc1ea5",
        "target":  {
            "file":  "src/engine/server/server.cpp",
            "function":  "CServer::SendMsg"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "317669857575037090781925784356591892626",
                "106348373125223419766479437342148657842",
                "214973180302710961432637930133447570171",
                "128449460425007464341239824601861895238"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2020-12066-8f077e27",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/teeworlds/teeworlds/commit/c68402fa7e279d42886d5951d1ea8ac2facc1ea5",
        "target":  {
            "file":  "src/engine/server/server.cpp"
        }
    }
]
vanir_signatures_modified 
"2026-07-08T16:26:41Z"