CVE-2004-2154

CRITICAL 9.8CVE-2004-2154 · Published 31/12/2004 · updated 16/06/2026

In short

CVE-2004-2154 is a CRITICAL (CVSS 9.8) vulnerability affecting cups (apple).
Chance of exploitation in the next 30 days (EPSS): 2.1%, higher than 81.4% of all vulnerabilities.
Fix: update to 1.1.21 or later.

Package	Affected versions	Patched versions
cups apple	`= 1.1.21< 1.1.21`	`1.1.21`

Description

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 directive.

References

cups.org/str.php · Broken Link
novell.com/linux/security/advisories/2005_18_sr.html · Broken Link
redhat.com/support/errata/RHSA-2005-571.html · Broken Link
ubuntu.com/usn/usn-185-1 · Third Party Advisory
bugzilla.redhat.com/bugzilla/show_bug.cgi · Issue Tracking
bugzilla.redhat.com/bugzilla/show_bug.cgi · Issue Tracking
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9940 · Broken Link

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Package

Affected versions

Patched versions

cups

apple

= 1.1.21< 1.1.21

1.1.21

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