Vulnerability CVE-2019-10927


Published: 2019-08-13

Description:
A vulnerability has been identified in SCALANCE SC-600 (V2.0), SCALANCE XB-200 (V4.1), SCALANCE XC-200 (V4.1), SCALANCE XF-200BA (V4.1), SCALANCE XP-200 (V4.1), SCALANCE XR-300WG (V4.1). An authenticated attacker with network access to to port 22/tcp of an affected device may cause a Denial-of-Service condition. The security vulnerability could be exploited by an authenticated attacker with network access to the affected device. No user interaction is required to exploit this vulnerability. The vulnerability impacts the availability of the affected device.

Type:

CWE-20

(Improper Input Validation)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Siemens -> Scalance xb-200 firmware 
Siemens -> Scalance xc-200 firmware 
Siemens -> Scalance xf-200ba firmware 
Siemens -> Scalance xp-200 firmware 
Siemens -> Scalance xr-300wg firmware 

 References:
https://cert-portal.siemens.com/productcert/pdf/ssa-671286.pdf

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