Ubuntu.comUB:CVE-2019-19794CVE-2019-19794
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
56.1%
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | golang-github-miekg-dns | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | golang-github-miekg-dns | < any | UNKNOWN |
References
github.com/coredns/coredns/issues/3519
github.com/coredns/coredns/issues/3547
github.com/miekg/dns/compare/v1.1.24...v1.1.25
github.com/miekg/dns/issues/1043
github.com/miekg/dns/pull/1044
launchpad.net/bugs/cve/CVE-2019-19794
nvd.nist.gov/vuln/detail/CVE-2019-19794
security-tracker.debian.org/tracker/CVE-2019-19794
www.cve.org/CVERecord?id=CVE-2019-19794
Related
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
56.1%