Vulnerability CVE-2016-3989
Published: 2016-07-03

Description:
The NTP time-server interface on Meinberg IMS-LANTIME M3000, IMS-LANTIME M1000, IMS-LANTIME M500, LANTIME M900, LANTIME M600, LANTIME M400, LANTIME M300, LANTIME M200, LANTIME M100, SyncFire 1100, and LCES devices with firmware before 6.20.004 allows remote authenticated users to obtain root privileges for writing to unspecified scripts, and consequently obtain sensitive information or modify data, by leveraging access to the nobody account.

CVSS2 => (AV:N/AC:L/Au:S/C:C/I:C/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
8.5/10
9.2/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
None
Affected software
Meinberg -> Ims-lantime m1000 
Meinberg -> Ims-lantime m3000 
Meinberg -> Ims-lantime m500 
Meinberg -> Lantime m100 
Meinberg -> Lantime m200 
Meinberg -> Lantime m300 
Meinberg -> Lantime m400 
Meinberg -> Lantime m600 
Meinberg -> Lantime m900 
Meinberg -> LCES 
Meinberg -> Syncfire 1100 
Meinberg -> Ntp server firmware 

 References:
https://ics-cert.us-cert.gov/advisories/ICSA-16-175-03
https://www.exploit-db.com/exploits/40120/
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