Siemens SINUMERIK 828D/SINUMERIK 840D sl IOCTL Call out-of-bounds
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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7.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Siemens SINUMERIK 828D and SINUMERIK 840D sl (affected version not known). Affected by this issue is some unknown functionality of the component IOCTL Call Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:
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.
The bug was discovered 12/12/2018. The weakness was disclosed 12/12/2018 (Website). The advisory is shared for download at cert-portal.siemens.com. This vulnerability is handled as CVE-2018-11465 since 05/25/2018. The attack needs to be approached locally. A simple authentication is required for exploitation. There are neither technical details nor an exploit publicly available.
Upgrading eliminates this vulnerability.
The entries 127884, 127886, 127887 and 127888 are pretty similar.
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License
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 7.8VulDB Meta Temp Score: 7.6
VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
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Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
05/25/2018 🔍12/11/2018 🔍
12/12/2018 🔍
12/12/2018 🔍
12/12/2018 🔍
12/13/2018 🔍
06/18/2023 🔍
Sources
Vendor: siemens.comAdvisory: ssa-170881
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-11465 (🔍)
SecurityFocus: 106185 - Siemens SINUMERIK Controllers Multiple Security Vulnerabilities
See also: 🔍
Entry
Created: 12/13/2018 08:53Updated: 06/18/2023 14:05
Changes: 12/13/2018 08:53 (59), 04/20/2020 14:39 (4), 06/18/2023 14:05 (4)
Complete: 🔍
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