CVE catalog
CVE-2019-3871
pdns: CVE-2019-3871
- Severity
- High · CVSS 7
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 12.63% · Oct 25, 2026
A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by making the server connect to an invalid endpoint, or possibly information disclosure by making the server connect to an internal endpoint and somehow extracting meaningful information about the response
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | pdns | sid | 5.1.5-1 | fixed |
| Debian | pdns | forky | 5.1.5-1 | fixed |
| Debian | pdns | trixie | 4.9.17-0+deb13u1 | fixed |
| Debian | pdns | trixie-security | 4.9.18-0+deb13u1 | fixed |
| Debian | pdns | bookworm | 4.7.3-2 | fixed |
| Suse | pdns | package hub 12 sp1 | 4.1.2-bp150.2.6.1 | fixed |
| Suse | pdns | package hub 15 | 4.1.2-bp150.2.6.1 | fixed |
| Opensuse | pdns | leap 15.0 | 4.1.2-bp150.2.6.1 | fixed |
| Ubuntu | pdns | pro | 4.0.4-2 | vulnerable |
| Ubuntu | pdns | pro | 4.0.4-2build1 | vulnerable |
| Ubuntu | pdns | pro | 4.0.5-1 | vulnerable |
| Ubuntu | pdns | pro | 4.1.0-1 | vulnerable |
| Ubuntu | pdns | pro | 4.1.0-2 | vulnerable |
| Ubuntu | pdns | pro | 4.1.0-2build1 | vulnerable |
| Ubuntu | pdns | pro | 4.1.1-1 | vulnerable |
| Ubuntu | pdns | pro | 4.1.1-1ubuntu0.1~esm1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | pdns | source | sid | 4.1.6-2 | not yet assigned | Not reported | [924966] |
| Debian | pdns | source | forky | 4.1.6-2 | not yet assigned | Not reported | [924966] |
| Debian | pdns | source | trixie | 4.1.6-2 | not yet assigned | Not reported | [924966] |
| Debian | pdns | source | bookworm | 4.1.6-2 | not yet assigned | Not reported | [924966] |
| Suse | pdns | rpm | package hub 12 sp1 | 4.1.2-bp150.2.6.1 | Not reported | OPENSUSE-SU-2019:1128-1 | Not reported |
| Suse | pdns | rpm | package hub 15 | 4.1.2-bp150.2.6.1 | Not reported | OPENSUSE-SU-2019:1128-1 | Not reported |
| Opensuse | pdns | rpm | leap 15.0 | 4.1.2-bp150.2.6.1 | Not reported | OPENSUSE-SU-2019:1128-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [pdns-backend-bind]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-geoip]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-ldap]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-lmdb]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-lua2]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-mysql]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-odbc]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-pgsql]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-pipe]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-remote]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-sqlite3]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-backend-tinydns]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-ixfrdist]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-server]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
- [pdns-tools]Unknown
Source package: [pdns]
Details (2)
4.7.3-2· amd64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
4.7.3-2· arm64 · bookwormFixed · Fixed:
4.1.6-2dsa · pdns · debian · bookworm; dsa · pdns · debian · 12
[Debian 13 (Trixie)]
- [pdns-backend-bind]Unknown
Source package: [pdns]
Details (4)
4.9.16-0+deb13u1· amd64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.16-0+deb13u1· arm64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· arm64 · trixie-securityFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
- [pdns-backend-geoip]Unknown
Source package: [pdns]
Details (4)
4.9.16-0+deb13u1· amd64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.16-0+deb13u1· arm64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· arm64 · trixie-securityFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
- [pdns-backend-ldap]Unknown
Source package: [pdns]
Details (4)
4.9.16-0+deb13u1· amd64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.16-0+deb13u1· arm64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· arm64 · trixie-securityFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
- [pdns-backend-lmdb]Unknown
Source package: [pdns]
Details (4)
4.9.16-0+deb13u1· amd64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.16-0+deb13u1· arm64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· arm64 · trixie-securityFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
- [pdns-backend-lua2]Unknown
Source package: [pdns]
Details (4)
4.9.16-0+deb13u1· amd64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.16-0+deb13u1· arm64 · trixieFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
4.9.17-0+deb13u1· arm64 · trixie-securityFixed · Fixed:
4.1.6-2dsa · pdns · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2019_2906-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2019-3871]
- [https://osv.dev/vulnerability/DLA-1737-1]
- [https://osv.dev/vulnerability/DSA-4424-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2019-3871]
- [https://osv.dev/vulnerability/openSUSE-SU-2019:1128-1]
- [https://security-tracker.debian.org/tracker/CVE-2019-3871]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]