CVE-2016-2519 Null dereference in n/a
Remote attackers can cause a denial of service in the NTP daemon by sending a large request data value that triggers a null pointer dereference.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-2519?
CVE-2016-2519 is a medium-severity vulnerability in Ntp Ntp, published on 30 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ntpd in NTP before 4.2.8p7 and 4.3.x before 4.3.92 allows remote attackers to cause a denial of service (ntpd abort) by a large request data value, which triggers the ctl_getitem function to return a NULL value.
Weakness: CWE-119
Which versions are affected by CVE-2016-2519?
It affects 1 product.
Products include Ntp Ntp.
How do I fix CVE-2016-2519?
Upgrade to a fixed version.
Is CVE-2016-2519 being exploited?
There is no known exploitation of CVE-2016-2519 in the wild and no public exploit code.
Other vulnerabilities in Ntp Ntp
Sources
Also known as DEBIAN-CVE-2016-2519, GHSA-m47g-h2c2-mq2w, UBUNTU-CVE-2016-2519.