SB2015061008 - Fedora 21 update for cups
Published: June 10, 2015 Updated: April 24, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Security Features (CVE-ID: CVE-2015-1158)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The add_job function in scheduler/ipp.c in cupsd in CUPS before 2.0.3 performs incorrect free operations for multiple-value job-originating-host-name attributes, which allows remote attackers to trigger data corruption for reference-counted strings via a crafted (1) IPP_CREATE_JOB or (2) IPP_PRINT_JOB request, as demonstrated by replacing the configuration file and consequently executing arbitrary code.
2) Cross-site scripting (CVE-ID: CVE-2015-1159)
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in the cgi_puts function in cgi-bin/template.c in the template engine in CUPS before 2.0.3 when processing QUERY parameter to help/. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.