SB2018022012 - Ubuntu update for Bind
Published: February 20, 2018
Security Bulletin ID
SB2018022012
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper input validation (CVE-ID: CVE-2018-5735)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in 'validator.c' in BIND on Ubuntu due to insufficient validation of user-supplied input. A remote attacker can return a specially crafted DNS and cause the service to crash.
Remediation
Install update from vendor's website.