Vulnerability 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). By sending a specially crafted authentication request to the affected systems a remote attacker could escalate his privileges to an elevated user account but not to root. The security vulnerability could be exploited by an attacker with network access to the affected systems. Successful exploitation requires no privileges and 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Sinumerik 808D V4.7 Firmware | All versions |
| Siemens | Sinumerik 808D V4.7 | - |
| Siemens | Sinumerik 808D V4.8 Firmware | All versions |
| Siemens | Sinumerik 808D V4.8 | - |
| Siemens | Sinumerik 828D V4.7 Firmware | <= 4.7 |
| Siemens | Sinumerik 828D V4.7 | - |
| Siemens | Sinumerik 840D Sl V4.7 Firmware | <= 4.7 |
| Siemens | Sinumerik 840D Sl V4.7 | - |
| Siemens | Sinumerik 840D Sl V4.8 Firmware | <= 4.8 |
| Siemens | Sinumerik 840D Sl V4.8 | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/106185Third Party AdvisoryVDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-170881.pdfVendor Advisory
- http://www.securityfocus.com/bid/106185Third Party AdvisoryVDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-170881.pdfVendor Advisory
FAQ
What is CVE-2018-11462?
CVE-2018-11462 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 <...
How severe is CVE-2018-11462?
CVE-2018-11462 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2018-11462?
Check the references section above for vendor advisories and patch information. Affected products include: Siemens Sinumerik 808D V4.7 Firmware, Siemens Sinumerik 808D V4.7, Siemens Sinumerik 808D V4.8 Firmware, Siemens Sinumerik 808D V4.8, Siemens Sinumerik 828D V4.7 Firmware.