A flaw was detected in the printer access control list checking in the CUPS server. Printer names were compared in a case sensitive manner; by modifying the capitalization of printer names, a remote attacker could circumvent ACLs and print to printers he should not have access to.
The Ubuntu 5.04 version of cupsys is not vulnerable against this.
20 September 2005
A security issue affects these releases of Ubuntu and its derivatives:
A flaw was detected in the printer access control list checking in the CUPS server. Printer names were compared in a case sensitive manner; by modifying the capitalization of printer names, a remote attacker could circumvent ACLs and print to printers he should not have access to.
The Ubuntu 5.04 version of cupsys is not vulnerable against this.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
Vulmon