# CVE-2020-17482: pdns-backend-bind: An issue has been found in PowerDNS Authoritative Server before 4.3.1 where an authorized user with the ability to in...

CVE-2020-17482 is fixed in 16 products on 1 platform, first by pdns-backend-bind 4.1.1-1ubuntu0.1~esm1, released March 25, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-17482
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0259
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 2, 2020

## Description

An issue has been found in PowerDNS Authoritative Server before 4.3.1 where an authorized user with the ability to insert crafted records into a zone might be able to leak the content of uninitialized memory.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | pdns-backend-bind Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-bind 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-bind-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-bind Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-bind 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-bind-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-geoip Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-geoip 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-geoip-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-geoip Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-geoip 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-geoip-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-ldap Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-ldap 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-ldap-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-ldap Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-ldap 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-ldap-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-lua Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-lua 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-lua-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-lua Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-lua 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-lua-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-mydns Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-mydns 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-mydns-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-mydns Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-mydns 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-mydns-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-mysql Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-mysql 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-mysql-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-mysql Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-mysql 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-mysql-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-odbc Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-odbc 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-odbc-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-odbc Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-odbc 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-odbc-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-opendbx Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-opendbx 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-opendbx-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-pgsql Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-pgsql 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-pgsql-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-pgsql Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-pgsql 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-pgsql-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-pipe Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-pipe 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-pipe-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-pipe Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-pipe 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-pipe-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-remote Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-remote 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-remote-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-remote Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-remote 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-remote-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-sqlite3 Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-sqlite3 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-sqlite3-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-sqlite3 Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-sqlite3 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-sqlite3-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-tinydns Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-backend-tinydns 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-backend-tinydns-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-backend-tinydns Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-backend-tinydns 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-backend-tinydns-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-ixfrdist Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-ixfrdist 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-ixfrdist-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-server Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-server 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-server-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-server Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-server 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-server-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-tools Ubuntu 18.04.6 LTS (bionic) | 4.1.1-1ubuntu0.1~esm1 | [pdns-tools 4.1.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-pdns-tools-4.1.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |
| Linux | pdns-tools Ubuntu 20.04 LTS (focal) | 4.2.1-1ubuntu0.1~esm1 | [pdns-tools 4.2.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-pdns-tools-4.2.1-1ubuntu0.1-esm1.md) | Mar 25, 2022 |

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