SB2018012602 - Red Hat update for ISC DHCP 



SB2018012602 - Red Hat update for ISC DHCP

Published: January 26, 2018

Security Bulletin ID SB2018012602
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Resource exhaustion (CVE-ID: CVE-2017-3144)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to improper cleaning up of closed OMAPI connections. A remote attacker who is permitted to establish connections to the OMAPI control port can trigger exhaustion of the pool of socket descriptors available to the DHCP server and cause the service to crash.

Remediation

Install update from vendor's website.