CVE-2003-0788: Unknown vulnerability in the Internet Printing Protocol (IPP) implementation in CUPS before 1.1.19 allows r...

Security readout for executives and security teams

CVE-2003-0788 is a denial-of-service issue in CUPS IPP handling before version 1.1.19. A remote attacker could send certain inputs to TCP port 631 and drive excessive CPU use through a busy loop, disrupting printing services and potentially affecting host availability. Exposure is most likely on legacy Unix/Linux systems running CUPS before 1.1.19 with IPP reachable on TCP 631. Internet-facing print services are higher concern. Modern, supported CUPS packages are unlikely to be affected if vendor updates were applied. Treat this as a legacy exposure cleanup item unless an affected CUPS service is reachable from untrusted networks. Prioritize internet-facing or business-critical print servers, because the impact is service disruption rather than confirmed compromise. Mitigation focus: Upgrade CUPS to 1.1.19 or a vendor-supported fixed package.; Restrict access to TCP 631 to trusted networks only.; Disable CUPS or IPP where printing services are not required..

Prepared

Jun 30, 2026, 07:58 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.