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NTP 'ntpd' Autokey Stack Overflow Vulnerability
Information
Severity
Severity
Medium
Family
Family
Buffer overflow
CVSSv2 Base
CVSSv2 Base
6.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
13 years ago
Modified
Modified
3 years ago
Summary
This host is running NTP Daemon and is prone to stack overflow vulnerability.
Insight
Insight
This flaw is due to configuration error in ntp daemon's NTPv4 authentication code. If ntp daemon is configured to use Public Key Cryptography for NTP Packet authentication which lets the attacker send crafted NTP requests.
Affected Software
Affected Software
NTP version prior to 4.2.4p7 NTP version 4.2.5 to 4.2.5p73.
Solution
Solution
Apply the security update according to the OS version.