How severe is CVE-2020-17482?

CVE-2020-17482 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-17482 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-17482?

CVE-2020-17482 affects Powerdns Authoritative. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-17482?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-17482 published?

CVE-2020-17482 was published on 2020-10-02 and last updated on 2026-06-17.

CVE-2020-17482

CVE-2020-17482 is a medium-severity vulnerability in Powerdns Authoritative with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-908.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-908
Affected product: Powerdns Authoritative
Published: 2020-10-02
Last modified: 2026-06-17

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.

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.
How severe is CVE-2020-17482?: CVE-2020-17482 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-17482 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-17482?: CVE-2020-17482 affects Powerdns Authoritative. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-17482?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-17482 published?: CVE-2020-17482 was published on 2020-10-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:powerdns:authoritative:*:*:*:*:*:*:*:*

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Other CWE-908 (Use of Uninitialized Resource) vulnerabilities

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