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No exploitation reportedFix available

CVE-2020-17482

No exploitation reported by the sources we read.

  • Published2020-10-02
  • Fixed in4.3.1
  • WeaknessCWE-908

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2020-10-0209:15CVE publishedNVD

Versions per branch

NVD
Powerdns authoritative
BranchAffectedFixed in
4.3< 4.3.14.3.1

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • pdnsUbuntu:Pro:22.04:LTSall versions · fixed in 4.5.3-1ubuntu0.1~esm1
  • pdnsUbuntu:Pro:20.04:LTSall versions · fixed in 4.2.1-1ubuntu0.1~esm1and 1 other package
  • pdnsUbuntu:Pro:18.04:LTSall versions · fixed in 4.1.1-1ubuntu0.1~esm1
  • pdnsUbuntu:Pro:16.04:LTSall versions · fixed in 4.0.0~alpha2-3ubuntu0.1~esm1
  • pdnsSUSE:Package Hub 15 SP2all versions · fixed in 4.3.1-bp152.2.5.1
  • pdnsSUSE:Package Hub 15 SP1all versions · fixed in 4.3.1-bp152.2.5.1
  • pdnsSUSE:Package Hub 12 SP1all versions · fixed in 4.3.1-bp152.2.5.1
  • pdnsSUSE:OpenStack Cloud 9all versions · fixed in 4.1.8-3.6.1

29 more package ranges on OSV.dev

Full record on NVD

Fix

  1. Update Powerdns authoritative to 4.3.1

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Published
2020-10-02
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-rwvv-h93r-mw45

Frequently asked questions

What is CVE-2020-17482?

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.

Is CVE-2020-17482 actively exploited?

Active exploitation of CVE-2020-17482 has not been confirmed. Its EPSS score was 2.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-17482?

CVE-2020-17482 has a CVSS v3 base score of 4.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

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Sources for this record