UBUNTU-CVE-2020-8618

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Source

https://ubuntu.com/security/notices/UBUNTU-CVE-2020-8618

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-8618.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-8618

Related

Published

2020-06-17T00:00:00Z

Modified

2020-06-17T00:00:00Z

Severity

4.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
4.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

[none]

Details

An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.

References

Affected packages

Ubuntu:20.04:LTS / bind9

Package

Name: bind9
Purl: pkg:deb/ubuntu/bind9@1:9.16.1-0ubuntu2.2?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:9.16.1-0ubuntu2.2

Affected versions

1:9.*

1:9.11.5.P4+dfsg-5.1ubuntu2

1:9.11.5.P4+dfsg-5.1ubuntu3

1:9.11.5.P4+dfsg-5.1ubuntu4

1:9.11.5.P4+dfsg-5.1ubuntu5

1:9.11.14+dfsg-1ubuntu1

1:9.11.14+dfsg-3ubuntu1

1:9.16.0-1ubuntu3

1:9.16.0-1ubuntu4

1:9.16.0-1ubuntu5

1:9.16.1-0ubuntu1

1:9.16.1-0ubuntu2

1:9.16.1-0ubuntu2.1

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "bind9-doc": "1:9.16.1-0ubuntu2.2",
            "bind9-dnsutils-dbgsym": "1:9.16.1-0ubuntu2.2",
            "bind9-host": "1:9.16.1-0ubuntu2.2",
            "bind9-host-dbgsym": "1:9.16.1-0ubuntu2.2",
            "bind9utils": "1:9.16.1-0ubuntu2.2",
            "bind9-dbgsym": "1:9.16.1-0ubuntu2.2",
            "bind9-libs": "1:9.16.1-0ubuntu2.2",
            "bind9": "1:9.16.1-0ubuntu2.2",
            "bind9-utils": "1:9.16.1-0ubuntu2.2",
            "bind9-dnsutils": "1:9.16.1-0ubuntu2.2",
            "bind9-libs-dbgsym": "1:9.16.1-0ubuntu2.2",
            "bind9-utils-dbgsym": "1:9.16.1-0ubuntu2.2",
            "dnsutils": "1:9.16.1-0ubuntu2.2"
        }
    ]
}