Vulnerability CVE-2018-11465


Published: 2018-12-12

Description:
A vulnerability has been identified in SINUMERIK 808D V4.7 (All versions), SINUMERIK 808D V4.8 (All versions), SINUMERIK 828D V4.7 (All versions < V4.7 SP6 HF1), SINUMERIK 840D sl V4.7 (All versions < V4.7 SP6 HF5), SINUMERIK 840D sl V4.8 (All versions < V4.8 SP3). A local attacker could use ioctl calls to do out of bounds reads, arbitrary writes, or execute code in kernel mode. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise confidentiality, integrity and availability of the system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Type:

CWE-125

(Out-of-bounds Read)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Siemens -> Sinumerik 808d v4.7 firmware 
Siemens -> Sinumerik 808d v4.8 firmware 
Siemens -> Sinumerik 828d v4.7 firmware 
Siemens -> Sinumerik 840d sl v4.7 firmware 
Siemens -> Sinumerik 840d sl v4.8 firmware 

 References:
http://www.securityfocus.com/bid/106185
https://cert-portal.siemens.com/productcert/pdf/ssa-170881.pdf

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