{"cve":"CVE-2017-18190","nvd":{"published":"2018-02-16T17:29:00.217","modified":"2026-06-17T01:12:21.610","status":"Modified","description":"A localhost.localdomain whitelist entry in valid_host() in scheduler/client.c in CUPS before 2.2.2 allows remote attackers to execute arbitrary IPP commands by sending POST requests to the CUPS daemon in conjunction with DNS rebinding. The localhost.localdomain name is often resolved via a DNS server (neither the OS nor the web browser is responsible for ensuring that localhost.localdomain is 127.0.0.1).","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-290"],"references":["https://bugs.chromium.org/p/project-zero/issues/detail?id=1048","https://github.com/apple/cups/commit/afa80cb2b457bf8d64f775bed307588610476c41","https://lists.debian.org/debian-lts-announce/2018/02/msg00023.html","https://lists.debian.org/debian-lts-announce/2018/07/msg00003.html","https://usn.ubuntu.com/3577-1/"],"products":["apple:cups","canonical:ubuntu_linux","debian:debian_linux"],"source":"nvd","synced_at":"2026-10-19T20:48:34.567387330+00:00"},"epss":{"cve":"CVE-2017-18190","score":0.02923,"percentile":0.8705,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}