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.
9.8CVSS
9.3AI Score
0.005EPSS
ipp.c in cupsd in CUPS 1.4.4 and earlier does not properly allocate memory for attribute values with invalid string data types, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly execute arbitrary code via a crafted IPP request.
9.8CVSS
9.6AI Score
0.691EPSS
cups (Common Unix Printing System) 'Listen localhost:631' option not honored correctly which could provide unauthorized access to the system
9.8CVSS
9.2AI Score
0.032EPSS