CVE-2019-19794
Published: 13 December 2019
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.
Priority
Status
Package | Release | Status |
---|---|---|
golang-github-miekg-dns Launchpad, Ubuntu, Debian |
focal |
Needs triage
|
hirsute |
Not vulnerable
(1.1.26-2)
|
|
jammy |
Not vulnerable
(1.1.26-2)
|
|
bionic |
Needs triage
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
groovy |
Not vulnerable
(1.1.26-2)
|
|
impish |
Not vulnerable
(1.1.26-2)
|
|
kinetic |
Not vulnerable
(1.1.26-2)
|
|
lunar |
Not vulnerable
(1.1.26-2)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
mantic |
Not vulnerable
(1.1.26-2)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.9 |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19794
- https://github.com/coredns/coredns/issues/3519
- https://github.com/miekg/dns/compare/v1.1.24...v1.1.25
- https://github.com/miekg/dns/issues/1043
- https://github.com/miekg/dns/pull/1044
- https://github.com/coredns/coredns/issues/3547
- NVD
- Launchpad
- Debian