UBUNTU-CVE-2019-19794

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2019-19794
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19794.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2019-19794
Upstream
Published
2019-12-13T22:15:00Z
Modified
2025-09-08T16:45:47Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

The miekg Go DNS package before 1.1.25, as used in CoreDNS before 1.6.6 and other products, improperly generates random numbers because math/rand is used. The TXID becomes predictable, leading to response forgeries.

References

Affected packages

Ubuntu:Pro:18.04:LTS / golang-github-miekg-dns

Package

Name
golang-github-miekg-dns
Purl
pkg:deb/ubuntu/golang-github-miekg-dns@0.0~git20170501.0.f282f80-3?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

0.*

0.0~git20170501.0.f282f80-2
0.0~git20170501.0.f282f80-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.0~git20170501.0.f282f80-3",
            "binary_name": "golang-dns-dev"
        },
        {
            "binary_version": "0.0~git20170501.0.f282f80-3",
            "binary_name": "golang-github-miekg-dns-dev"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / golang-github-miekg-dns

Package

Name
golang-github-miekg-dns
Purl
pkg:deb/ubuntu/golang-github-miekg-dns@1.0.4+ds-1ubuntu1?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

1.*

1.0.4+ds-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.4+ds-1ubuntu1",
            "binary_name": "golang-dns-dev"
        },
        {
            "binary_version": "1.0.4+ds-1ubuntu1",
            "binary_name": "golang-github-miekg-dns-dev"
        }
    ]
}