UBUNTU-CVE-2018-20743

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Source
https://ubuntu.com/security/CVE-2018-20743
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20743.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-20743
Upstream
Published
2019-01-25T16:29:00Z
Modified
2025-10-24T04:47:19Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

murmur in Mumble through 1.2.19 before 2018-08-31 mishandles multiple concurrent requests that are persisted in the database, which allows remote attackers to cause a denial of service (daemon hang or crash) via a message flood.

References

Affected packages

Ubuntu:Pro:16.04:LTS / mumble

Package

Name
mumble
Purl
pkg:deb/ubuntu/mumble@1.2.12-1ubuntu1+esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.2.8-2ubuntu1
1.2.12-1ubuntu1
1.2.12-1ubuntu1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "mumble",
            "binary_version": "1.2.12-1ubuntu1+esm1"
        },
        {
            "binary_name": "mumble-server",
            "binary_version": "1.2.12-1ubuntu1+esm1"
        }
    ]
}

Ubuntu:18.04:LTS / mumble

Package

Name
mumble
Purl
pkg:deb/ubuntu/mumble@1.2.19-1ubuntu1.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.2.18-1
1.2.19-1
1.2.19-1build1
1.2.19-1ubuntu1
1.2.19-1ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "mumble",
            "binary_version": "1.2.19-1ubuntu1.1"
        },
        {
            "binary_name": "mumble-server",
            "binary_version": "1.2.19-1ubuntu1.1"
        }
    ]
}