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."
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:NDebian
OSDebian8.09.0Netapp Clustered Data Ontap
APPNetappall versionsNetapp Oncommand Balance
APPNetappall versionsNtp
APPNtp4.2.84.2.0 – 4.2.8 (excl.)4.3.0 – 4.3.90 (excl.)Siemens Tim 4r Ie
HWSiemensall versionsSiemens Tim 4r Ie Dnp3
HWSiemensall versionsSiemens Tim 4r Ie Dnp3 Firmware
OSSiemensall versionsSiemens Tim 4r Ie Firmware
OSSiemensall versions
🟢
PATCH AVAILABLE
Vendor update available. Deploy in standard maintenance cycle.
Tags
Auth Bypass
CWE
References
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