CVE-2017-15093 — Improper Input Validation in Recursor
Severity
5.3MEDIUMNVD
EPSS
0.0%
top 99.73%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 23
Latest updateMay 13
Description
When api-config-dir is set to a non-empty value, which is not the case by default, the API in PowerDNS Recursor 4.x up to and including 4.0.6 and 3.x up to and including 3.7.4 allows an authorized user to update the Recursor's ACL by adding and removing netmasks, and to configure forward zones. It was discovered that the new netmask and IP addresses of forwarded zones were not sufficiently validated, allowing an authenticated user to inject new configuration directives into the Recursor's config…
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:NExploitability: 1.6 | Impact: 3.6
Affected Packages2 packages
Patches
🔴Vulnerability Details
3GHSA▶
GHSA-jc23-xg6p-84pp: When api-config-dir is set to a non-empty value, which is not the case by default, the API in PowerDNS Recursor 4↗2022-05-13
CVEList▶
CVE-2017-15093: When api-config-dir is set to a non-empty value, which is not the case by default, the API in PowerDNS Recursor 4↗2018-01-23
OSV▶
CVE-2017-15093: When api-config-dir is set to a non-empty value, which is not the case by default, the API in PowerDNS Recursor 4↗2018-01-23
📋Vendor Advisories
1Debian▶
CVE-2017-15093: pdns-recursor - When api-config-dir is set to a non-empty value, which is not the case by defaul...↗2017