CVE-2025-58436
MEDIUMCVSS Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
4Tags
Description
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes unusable by other clients. This issue has been patched in version 2.4.15.
Analysis
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Rated medium severity (CVSS 5.1), this vulnerability is no authentication required. Public exploit code available.
Technical Context
This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes unusable by other clients. This issue has been patched in version 2.4.15. Affected products include: Openprinting Cups. Version information: version 2.4.15.
Affected Products
Openprinting Cups.
Remediation
A vendor patch is available. Apply the latest security update as soon as possible. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.
Priority Score
Vendor Status
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External POC / Exploit Code
Leaving vuln.today