Description
The decodenetnum function in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (assertion failure) via a 6 or mode 7 packet containing a long data value.
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Magnus Klaaborg Stubman · pythondoslinux
https://www.exploit-db.com/exploits/40840
References (11)
Scores
CVSS v3
6.5
EPSS
0.6012
EPSS Percentile
98.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (12)
debian/debian_linux
7.0
debian/debian_linux
8.0
debian/debian_linux
9.0
netapp/clustered_data_ontap
netapp/data_ontap
netapp/oncommand_balance
netapp/oncommand_performance_manager
netapp/oncommand_unified_manager
ntp/ntp
4.2.8 (17 CPE variants)
ntp/ntp
4.2.0 - 4.2.8
... and 2 more
Published
Aug 07, 2017
Tracked Since
Feb 18, 2026