#VU12303 Resource management errors in ntp - CVE-2016-7426

 

#VU12303 Resource management errors in ntp - CVE-2016-7426

Published: April 30, 2018


Vulnerability identifier: #VU12303
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-7426
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
ntp
Software vendor:
ntp.org

Description

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

The weakness exists due to rate limits responses received from the configured sources when rate limiting for all associations is enabled. A remote attacker can send responses with a spoofed source address and cause the service to crash.

Remediation

Update to version 4.2.8p9.

External links