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Vulnerability Details :

CVE-2021-37206

Summary
Assigner-siemens
Assigner Org ID-cec7a2ec-15b4-4faf-bd53-b40f371f3a77
Published At-14 Sep, 2021 | 10:47
Updated At-04 Aug, 2024 | 01:16
Rejected At-
Credits

A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Received webpackets are not properly processed. An unauthenticated remote attacker with access to any of the Ethernet interfaces could send specially crafted packets to force a restart of the target device.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:siemens
Assigner Org ID:cec7a2ec-15b4-4faf-bd53-b40f371f3a77
Published At:14 Sep, 2021 | 10:47
Updated At:04 Aug, 2024 | 01:16
Rejected At:
▼CVE Numbering Authority (CNA)

A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Received webpackets are not properly processed. An unauthenticated remote attacker with access to any of the Ethernet interfaces could send specially crafted packets to force a restart of the target device.

Affected Products
Vendor
Siemens AGSiemens
Product
SIPROTEC 5 relays with CPU variants CP050
Versions
Affected
  • All versions < V8.80
Vendor
Siemens AGSiemens
Product
SIPROTEC 5 relays with CPU variants CP100
Versions
Affected
  • All versions < V8.80
Vendor
Siemens AGSiemens
Product
SIPROTEC 5 relays with CPU variants CP300
Versions
Affected
  • All versions < V8.80
Problem Types
TypeCWE IDDescription
CWECWE-20CWE-20: Improper Input Validation
Type: CWE
CWE ID: CWE-20
Description: CWE-20: Improper Input Validation
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf
x_refsource_MISC
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf
x_refsource_MISC
x_transferred
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:productcert@siemens.com
Published At:14 Sep, 2021 | 11:15
Updated At:14 Dec, 2021 | 20:30

A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Received webpackets are not properly processed. An unauthenticated remote attacker with access to any of the Ethernet interfaces could send specially crafted packets to force a restart of the target device.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary2.05.0MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 2.0
Base score: 5.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
CPE Matches
Siemens AG
siemens
>>siprotec_5_with_cpu_variant_cp050>>Versions before 8.80(exclusive)
cpe:2.3:o:siemens:siprotec_5_with_cpu_variant_cp050:*:*:*:*:*:*:*:*
Siemens AG
siemens
>>siprotec_5_with_cpu_variant_cp100>>Versions before 8.80(exclusive)
cpe:2.3:o:siemens:siprotec_5_with_cpu_variant_cp100:*:*:*:*:*:*:*:*
Siemens AG
siemens
>>siprotec_5_with_cpu_variant_cp300>>Versions before 8.80(exclusive)
cpe:2.3:o:siemens:siprotec_5_with_cpu_variant_cp300:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-20Primaryproductcert@siemens.com
CWE ID: CWE-20
Type: Primary
Source: productcert@siemens.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdfproductcert@siemens.com
Patch
Vendor Advisory
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf
Source: productcert@siemens.com
Resource:
Patch
Vendor Advisory

Change History

0
Information is not available yet

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