SB2017101611 - Denial of service in Apple CUPS
Published: October 16, 2017 Updated: March 28, 2018
Security Bulletin ID
SB2017101611
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper input validation (CVE-ID: CVE-2017-18248)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists in the add_job function due to insufficient validation of usernames. A remote attacker can send print jobs with an invalid username and cause the service to crash.
Remediation
Install update from vendor's website.