DEBIAN-CVE-2020-25829

Source
https://security-tracker.debian.org/tracker/CVE-2020-25829
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25829.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2020-25829
Upstream
Published
2020-10-16T06:15:12Z
Modified
2025-09-25T22:40:31Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue has been found in PowerDNS Recursor before 4.1.18, 4.2.x before 4.2.5, and 4.3.x before 4.3.5. A remote attacker can cause the cached records for a given name to be updated to the Bogus DNSSEC validation state, instead of their actual DNSSEC Secure state, via a DNS ANY query. This results in a denial of service for installation that always validate (dnssec=validate), and for clients requesting validation when on-demand validation is enabled (dnssec=process).

References

Affected packages

Debian:11 / pdns-recursor

Package

Name
pdns-recursor
Purl
pkg:deb/debian/pdns-recursor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / pdns-recursor

Package

Name
pdns-recursor
Purl
pkg:deb/debian/pdns-recursor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / pdns-recursor

Package

Name
pdns-recursor
Purl
pkg:deb/debian/pdns-recursor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:14 / pdns-recursor

Package

Name
pdns-recursor
Purl
pkg:deb/debian/pdns-recursor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}