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20 lines
951 B
Markdown
20 lines
951 B
Markdown
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### [CVE-2016-4955](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4955)
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### Description
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ntpd in NTP 4.x before 4.2.8p8, when autokey is enabled, allows remote attackers to cause a denial of service (peer-variable clearing and association outage) by sending (1) a spoofed crypto-NAK packet or (2) a packet with an incorrect MAC value at a certain time.
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### POC
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#### Reference
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- http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html
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- http://packetstormsecurity.com/files/137322/FreeBSD-Security-Advisory-FreeBSD-SA-16-24.ntp.html
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- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
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#### Github
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No PoCs found on GitHub currently.
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