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Vulnerability Details :

CVE-2021-27661

Summary
Assigner-jci
Assigner Org ID-7281d04a-a537-43df-bfb4-fa4110af9d01
Published At-01 Jul, 2021 | 13:41
Updated At-16 Sep, 2024 | 22:14
Rejected At-
Credits

Facility Explorer

Successful exploitation of this vulnerability could give an authenticated Facility Explorer SNC Series Supervisory Controller (F4-SNC) user an unintended level of access to the controller’s file system, allowing them to access or modify system files by sending specifically crafted web messages to the F4-SNC.

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:jci
Assigner Org ID:7281d04a-a537-43df-bfb4-fa4110af9d01
Published At:01 Jul, 2021 | 13:41
Updated At:16 Sep, 2024 | 22:14
Rejected At:
▼CVE Numbering Authority (CNA)
Facility Explorer

Successful exploitation of this vulnerability could give an authenticated Facility Explorer SNC Series Supervisory Controller (F4-SNC) user an unintended level of access to the controller’s file system, allowing them to access or modify system files by sending specifically crafted web messages to the F4-SNC.

Affected Products
Vendor
Johnson Controls
Product
Facility Explorer SNC Series Supervisory Controllers (F4-SNC)
Versions
Affected
  • Facility Explorer SNC Series Supervisory Controllers version 11 11
Problem Types
TypeCWE IDDescription
CWECWE-269CWE-269 Improper Privilege Management
Type: CWE
CWE ID: CWE-269
Description: CWE-269 Improper Privilege Management
Metrics
VersionBase scoreBase severityVector
3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Apply a patch to the Facility Explorer SNC Series Supervisory Controllers (F4-SNC).

Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.johnsoncontrols.com/cyber-solutions/security-advisories
x_refsource_CONFIRM
https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01
third-party-advisory
x_refsource_CERT
Hyperlink: https://www.johnsoncontrols.com/cyber-solutions/security-advisories
Resource:
x_refsource_CONFIRM
Hyperlink: https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01
Resource:
third-party-advisory
x_refsource_CERT
▼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://www.johnsoncontrols.com/cyber-solutions/security-advisories
x_refsource_CONFIRM
x_transferred
https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01
third-party-advisory
x_refsource_CERT
x_transferred
Hyperlink: https://www.johnsoncontrols.com/cyber-solutions/security-advisories
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01
Resource:
third-party-advisory
x_refsource_CERT
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:productsecurity@jci.com
Published At:01 Jul, 2021 | 14:15
Updated At:07 Jul, 2021 | 19:11

Successful exploitation of this vulnerability could give an authenticated Facility Explorer SNC Series Supervisory Controller (F4-SNC) user an unintended level of access to the controller’s file system, allowing them to access or modify system files by sending specifically crafted web messages to the F4-SNC.

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
Primary3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Secondary3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary2.06.5MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.5
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:S/C:P/I:P/A:P
CPE Matches
johnsoncontrols
johnsoncontrols
>>f4-snc_firmware>>11
cpe:2.3:o:johnsoncontrols:f4-snc_firmware:11:*:*:*:*:*:*:*
johnsoncontrols
johnsoncontrols
>>f4-snc>>-
cpe:2.3:h:johnsoncontrols:f4-snc:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-863Primarynvd@nist.gov
CWE-269Secondaryproductsecurity@jci.com
CWE ID: CWE-863
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-269
Type: Secondary
Source: productsecurity@jci.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01productsecurity@jci.com
Third Party Advisory
US Government Resource
https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesproductsecurity@jci.com
Vendor Advisory
Hyperlink: https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01
Source: productsecurity@jci.com
Resource:
Third Party Advisory
US Government Resource
Hyperlink: https://www.johnsoncontrols.com/cyber-solutions/security-advisories
Source: productsecurity@jci.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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