Vulnerability in Apple Cups

CVE-2004-2154

CUPS before 1.1.21rc1 treats a Location directive in cupsd.conf as case sensitive, which allows attackers to bypass intended ACLs via a printer name containing uppercase or lowercase letters that are different from what is specified in the…

EPSS: 0.021 (79.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2004-2154?
CVE-2004-2154 is a critical-severity vulnerability in Apple Cups, classified under Improper Handling of Case Sensitivity. CVSS score: 9.8/10. Published 2004-12-31.
How severe is CVE-2004-2154?
Critical severity. CVSS v3 base score is 9.8 out of 10.