CVE-2019-8936
What it is
NTP through 4.2.8p12 has a NULL Pointer Dereference.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 5.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 5.7% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 5.7% · EPSS, next 30 days
- Weakness
- CWE-476 · NULL pointer dereference
- Record status
- Modified
Affected
- Netapp Clustered Data Ontap < 9.2
- Netapp Data Ontap
- Fedoraproject Fedora 28
- Fedoraproject Fedora 29
- Fedoraproject Fedora 30
- Opensuse Leap 15.0
- Opensuse Leap 42.3
- Hpe hpux-ntp < c.4.2.8.4.0
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2019-8936.md and follow it. Check whether this project is affected by CVE-2019-8936. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://bugs.ntp.org/show_bug.cgi?id=3565
- http://support.ntp.org/bin/view/Main/SecurityNotice
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:04.ntp.asc
- https://security.netapp.com/advisory/ntap-20190503-0001/
- http://bugs.ntp.org/show_bug.cgi?id=3565
- http://support.ntp.org/bin/view/Main/SecurityNotice
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:04.ntp.asc
- https://security.netapp.com/advisory/ntap-20190503-0001/
References
- http://bugs.ntp.org/show_bug.cgi?id=3565
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00032.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00036.html
- http://packetstormsecurity.com/files/152915/FreeBSD-Security-Advisory-FreeBSD-SA-19-04.ntp.html
- http://support.ntp.org/bin/view/Main/SecurityNotice
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2NVS2CSG2TQ663CXOZZUJN4STQPMENNP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JBGXY7OKWOLT6X6JAPVZRFEP4FLCGGST/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQDNHNYOJK2SRSGO23GQ2RXTOUY2HLNN/
- https://seclists.org/bugtraq/2019/May/39
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:04.ntp.asc
- https://security.gentoo.org/glsa/201903-15
- https://security.netapp.com/advisory/ntap-20190503-0001/
- https://support.f5.com/csp/article/K61363039
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
- https://usn.ubuntu.com/4563-1/
- http://bugs.ntp.org/show_bug.cgi?id=3565
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00032.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00036.html
- http://packetstormsecurity.com/files/152915/FreeBSD-Security-Advisory-FreeBSD-SA-19-04.ntp.html
- http://support.ntp.org/bin/view/Main/SecurityNotice
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2NVS2CSG2TQ663CXOZZUJN4STQPMENNP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JBGXY7OKWOLT6X6JAPVZRFEP4FLCGGST/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQDNHNYOJK2SRSGO23GQ2RXTOUY2HLNN/
- https://seclists.org/bugtraq/2019/May/39
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:04.ntp.asc