CVE-2017-18190

cups: DNS rebinding attacks via incorrect whitelist

Published Feb 16, 2018 CVSS 3.0 · 7.5 High EPSS 2.9% KEV · Not listed
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).

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1288-1 cups security update
Debian DLA Debian DLA DLA-1412-1 cups security update
EUVD EUVD EUVD-2017-9325 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).
Ubuntu USN Ubuntu USN USN-3577-1 CUPS vulnerability
History

No history.

Weaknesses
  • CWE-284

    Improper Access Control

  • CWE-290

    Authentication Bypass by Spoofing

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 5, 2024, 9:13 PM
Reserved
Feb 16, 2018, 12:00 AM
Status
Modified
Published
Feb 16, 2018, 5:29 PM
Modified
Jun 17, 2026, 1:12 AM
Severity
Moderate
Public date
Feb 16, 2018, 12:00 AM