AIX 7.1 TL 0 : ntp4 (IV71096)

medium Nessus Plugin ID 84493


The remote AIX host is missing a security patch.

Description Network Time Protocol (NTP) Project NTP daemon (ntpd) could allow a remote attacker to conduct spoofing attacks, caused by insufficient entropy in PRNG. An attacker could exploit this vulnerability to spoof the IPv6 address ::1 to bypass ACLs and launch further attacks on the system. Network Time Protocol (NTP) Project NTP daemon (ntpd) is vulnerable to a denial of service, caused by an error when using symmetric key authentication. By sending specially-crafted packets to both peering hosts, an attacker could exploit this vulnerability to prevent synchronization.


Install the appropriate interim fix.

See Also

Plugin Details

Severity: Medium

ID: 84493

File Name: aix_IV71096.nasl

Version: 2.7

Type: local

Published: 7/2/2015

Updated: 1/4/2021

Risk Information


Risk Factor: Medium

Score: 5.2


Risk Factor: Medium

Base Score: 4.3

Vector: AV:A/AC:M/Au:N/C:N/I:P/A:P

Vulnerability Information

CPE: cpe:/o:ibm:aix:7.1

Required KB Items: Host/AIX/lslpp, Host/local_checks_enabled, Host/AIX/version

Patch Publication Date: 6/29/2015

Vulnerability Publication Date: 6/29/2015

Reference Information

CVE: CVE-2014-9297, CVE-2015-1799