cbcvebase.
CVE-2015-7974
published 2016-01-26

CVE-2015-7974: NTP 4.x before 4.2.8p6 and 4.3.x before 4.3.90 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote…

PriorityP346high7.7CVSS 3.1
AVNACLPRLUINSCCNIHAN
EPSS
5.66%
92.1th percentile
NTP 4.x before 4.2.8p6 and 4.3.x before 4.3.90 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote attackers to conduct impersonation attacks via an arbitrary trusted key, aka a "skeleton key."

Affected

10 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debiandebian_linux
debianntp< ntp 1:4.2.8p7+dfsg-1 (bullseye)ntp 1:4.2.8p7+dfsg-1 (bullseye)
ntpntp
ntpntp>= 0 < 1:4.2.8p7+dfsg-11:4.2.8p7+dfsg-1
ntpntp>= 0 < 1:4.2.6.p5+dfsg-3ubuntu2.14.04.101:4.2.6.p5+dfsg-3ubuntu2.14.04.10
ntpntp>= 0 < 1:4.2.8p4+dfsg-3ubuntu5.31:4.2.8p4+dfsg-3ubuntu5.3
ntpntp>= 4.2.0 < 4.2.84.2.8
ntpntp>= 4.3.0 < 4.3.904.3.90
paloaltopan-os

CVSS provenance

nvdv3.17.7HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:P/A:N
osv7.7HIGH
vendor_debian7.7LOW
vendor_redhat7.7HIGH
vendor_cisco6.5MEDIUM
vendor_ubuntu6.5MEDIUM
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