CVE-2013-6920

Siemens SINAMICS S/G controllers with firmware before 4.6.11 do not require authentication for FTP and TELNET sessions, which allows remote attackers to bypass intended access restrictions via TCP traffic to port (1) 21 or (2) 23.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
10 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:C/I:C/A:C
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 81%
VendorProductVersion
siemenssinamics_s\/g_family_firmware
𝑥
≤ 4.6
siemenssinamics_g110
-
siemenssinamics_g110d
-
siemenssinamics_g120
-
siemenssinamics_g120c
-
siemenssinamics_g120d
-
siemenssinamics_g120p
-
siemenssinamics_g130
-
siemenssinamics_g150
-
siemenssinamics_g180
-
siemenssinamics_s110
-
siemenssinamics_s120
-
siemenssinamics_s120cm
-
siemenssinamics_s150
-
𝑥
= Vulnerable software versions