Vulnerability CVE-2018-13812


Published: 2018-12-13

Description:
A vulnerability has been identified in SIMATIC HMI Comfort Panels 4" - 22" (All versions < V15 Update 4), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (All versions < V15 Update 4), SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 and KTP900F (All versions < V15 Update 4), SIMATIC WinCC Runtime Advanced (All versions < V15 Update 4), SIMATIC WinCC Runtime Professional (All versions < V15 Update 4), SIMATIC WinCC (TIA Portal) (All versions < V15 Update 4), SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) (All versions). A directory traversal vulnerability could allow to download arbitrary files from the device. The security vulnerability could be exploited by an attacker with network access to the integrated web server. No user interaction and no authentication is required to exploit the vulnerability. The vulnerability impacts the confidentiality of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

Type:

CWE-22

(Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Siemens -> Simatic wincc (tia portal) 
Siemens -> Simatic wincc runtime 
Siemens -> Simatic hmi comfort outdoor panels firmware 
Siemens -> Simatic hmi comfort panels firmware 
Siemens -> Simatic hmi ktp mobile panels ktp400f firmware 
Siemens -> Simatic hmi ktp mobile panels ktp700 firmware 
Siemens -> Simatic hmi ktp mobile panels ktp700f firmware 
Siemens -> Simatic hmi ktp mobile panels ktp900 firmware 
Siemens -> Simatic hmi ktp mobile panels ktp900f firmware 
Siemens -> Simatic hmi mp firmware 
Siemens -> Simatic hmi op firmware 
Siemens -> Simatic hmi tp firmware 

 References:
http://www.securityfocus.com/bid/105922
https://cert-portal.siemens.com/productcert/pdf/ssa-233109.pdf

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