Improper Handling of Case Sensitivity Affecting cups-debuginfo package, versions <1:2.4.19-1.amzn2023.0.1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.01% (3rd percentile)

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  • Snyk IDSNYK-AMZN2023-CUPSDEBUGINFO-16710308
  • published16 May 2026
  • disclosed3 Apr 2026

Introduced: 3 Apr 2026

CVE-2026-27447  (opens in a new tab)
CWE-178  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 cups-debuginfo to version 1:2.4.19-1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-1668.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cups-debuginfo package and not the cups-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, CUPS daemon (cupsd) contains an authorization bypass vulnerability due to case-insensitive username comparison during authorization checks. The vulnerability allows an unprivileged user to gain unauthorized access to restricted operations by using a user with a username that differs only in case from an authorized user. At time of publication, there are no publicly available patches.

CVSS Base Scores

version 3.1