Privilege Escalation Vulnerability in SINUMERIK 808D and 840D Series by Siemens
CVE-2018-11462

9.8CRITICAL

Key Information:

Vendor
Siemens
Status
Sinumerik 808d V4.7, Sinumerik 808d V4.8, Sinumerik 828d V4.7, Sinumerik 840d Sl V4.7, Sinumerik 840d Sl V4.8
Vendor
CVE Published:
12 December 2018

Summary

A vulnerability exists in multiple versions of Siemens SINUMERIK systems that allows remote attackers to escalate privileges by sending specially crafted authentication requests. This can lead to unauthorized access to elevated user accounts, compromising the system's confidentiality, integrity, and availability. Attackers can exploit this without needing prior privileges or user intervention. No public exploitation has been reported at the time of the advisory.

Affected Version(s)

SINUMERIK 808D V4.7, SINUMERIK 808D V4.8, SINUMERIK 828D V4.7, SINUMERIK 840D sl V4.7, SINUMERIK 840D sl V4.8 SINUMERIK 808D V4.7 : All versions

SINUMERIK 808D V4.7, SINUMERIK 808D V4.8, SINUMERIK 828D V4.7, SINUMERIK 840D sl V4.7, SINUMERIK 840D sl V4.8 SINUMERIK 808D V4.8 : All versions

SINUMERIK 808D V4.7, SINUMERIK 808D V4.8, SINUMERIK 828D V4.7, SINUMERIK 840D sl V4.7, SINUMERIK 840D sl V4.8 SINUMERIK 828D V4.7 : All versions < V4.7 SP6 HF1 < SINUMERIK 828D V4.7 : All versions V4.7 SP6 HF1

References

http://www.securityfocus.com/bid/106185
vdb-entryx_refsource_BID
https://cert-portal.siemens.com/productcert/pdf/ssa-17088...
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.