CVE-2017-15091

Name: CVE-2017-15091
Creator: NVD / NIST
Published: 2018-01-23T15:29:00.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.26%

Last modified Jun 17, 2026

CVE-2017-15091 is a vulnerability of currently unknown severity. An issue has been found in the API component of PowerDNS Authoritative 4.x up to and including 4.0.4 and 3.x up to and including 3.4.11, where some operations that have an impact on the state of the server are still allowed even though the API has been configured as read-only via the api-readonly keyword. This missing check allows an attacker with valid API credentials to flush the cache, trigger a zone transfer or send a NOTIFY.. EPSS estimates a 1.26% chance of exploitation in the next 30 days.

Description

An issue has been found in the API component of PowerDNS Authoritative 4.x up to and including 4.0.4 and 3.x up to and including 3.4.11, where some operations that have an impact on the state of the server are still allowed even though the API has been configured as read-only via the api-readonly keyword. This missing check allows an attacker with valid API credentials to flush the cache, trigger a zone transfer or send a NOTIFY.

Metrics

EPSS Probability

1.26%

66.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Powerdns	Authoritative	>= 3.0, <= 3.4.11
Powerdns	Authoritative	>= 4.0.0, <= 4.0.4

References

http://www.securityfocus.com/bid/101982Third Party Advisory, VDB Entry
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2017-04.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/101982Third Party Advisory, VDB Entry
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2017-04.htmlPatch, Vendor Advisory

Timeline

Published: Jan 23, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-15091?

How severe is CVE-2017-15091?

Severity scoring for CVE-2017-15091 is pending analysis. The EPSS model estimates a 1.26% probability of exploitation in the next 30 days.

How do I fix CVE-2017-15091?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-15091?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST