PT-2018-2201 · Siemens · Sinumerik 828D+2

Published 2018-12-11 · Updated 2019-10-09 · CVE-2018-11465

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions SINUMERIK 808D V4.7 SINUMERIK 808D V4.8 SINUMERIK 828D versions prior to V4.7 SP6 HF1 SINUMERIK 840D sl versions prior to V4.7 SP6 HF5 SINUMERIK 840D sl versions prior to V4.8 SP3

Description A local attacker could use ioctl calls to perform out of bounds reads, arbitrary writes, or execute code in kernel mode. The security issue could be exploited by an attacker with local access to the affected systems, requiring user privileges but no user interaction. This 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 issue was known.

Recommendations For SINUMERIK 808D V4.7, update to a version later than V4.7. For SINUMERIK 808D V4.8, update to a version later than V4.8 SP3. For SINUMERIK 828D, update to V4.7 SP6 HF1 or later. For SINUMERIK 840D sl V4.7, update to V4.7 SP6 HF5 or later. For SINUMERIK 840D sl V4.8, update to V4.8 SP3 or later.

Fix

Out of bounds Read

Weakness Enumeration

CWE-248

CWE-125

Related Identifiers

BDU:2019-00179

CVE-2018-11465

Affected Products

Sinumerik 808D

Sinumerik 828D

Sinumerik 840D Sl

References · 7

• https://cert-portal.siemens.com/productcert/pdf/ssa-170881.pdf · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-00179 · Security Note
• https://osv.dev/vulnerability/CVE-2018-11465 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-11465 · Security Note
• https://ics-cert.us-cert.gov/advisories/ICSA-18-345-02 · Note
• https://cert-portal.siemens.com/productcert/txt/ssa-170881.txt · Note
• http://securityfocus.com/bid/106185 · Note