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Vulnerability Details :

CVE-2018-6921

Summary
Assigner-freebsd
Assigner Org ID-63664ac6-956c-4cba-a5d0-f46076e16109
Published At-08 May, 2018 | 19:00
Updated At-17 Sep, 2024 | 02:02
Rejected At-
Credits

In FreeBSD before 11.1-STABLE(r332066) and 11.1-RELEASE-p10, due to insufficient initialization of memory copied to userland in the network subsystem, small amounts of kernel memory may be disclosed to userland processes. Unprivileged authenticated local users may be able to access small amounts of privileged kernel data.

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:freebsd
Assigner Org ID:63664ac6-956c-4cba-a5d0-f46076e16109
Published At:08 May, 2018 | 19:00
Updated At:17 Sep, 2024 | 02:02
Rejected At:
▼CVE Numbering Authority (CNA)

In FreeBSD before 11.1-STABLE(r332066) and 11.1-RELEASE-p10, due to insufficient initialization of memory copied to userland in the network subsystem, small amounts of kernel memory may be disclosed to userland processes. Unprivileged authenticated local users may be able to access small amounts of privileged kernel data.

Affected Products
Vendor
FreeBSD FoundationFreeBSD
Product
FreeBSD
Versions
Affected
  • FreeBSD 11.x prior to 11.1-RELEASE-p10.
Problem Types
TypeCWE IDDescription
textN/AKernel memory disclosure
Type: text
CWE ID: N/A
Description: Kernel memory disclosure
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://security.FreeBSD.org/advisories/FreeBSD-EN-18:05.mem.asc
x_refsource_CONFIRM
http://www.securityfocus.com/bid/104118
vdb-entry
x_refsource_BID
Hyperlink: https://security.FreeBSD.org/advisories/FreeBSD-EN-18:05.mem.asc
Resource:
x_refsource_CONFIRM
Hyperlink: http://www.securityfocus.com/bid/104118
Resource:
vdb-entry
x_refsource_BID
▼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://security.FreeBSD.org/advisories/FreeBSD-EN-18:05.mem.asc
x_refsource_CONFIRM
x_transferred
http://www.securityfocus.com/bid/104118
vdb-entry
x_refsource_BID
x_transferred
Hyperlink: https://security.FreeBSD.org/advisories/FreeBSD-EN-18:05.mem.asc
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: http://www.securityfocus.com/bid/104118
Resource:
vdb-entry
x_refsource_BID
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:secteam@freebsd.org
Published At:08 May, 2018 | 19:29
Updated At:13 Jun, 2018 | 13:14

In FreeBSD before 11.1-STABLE(r332066) and 11.1-RELEASE-p10, due to insufficient initialization of memory copied to userland in the network subsystem, small amounts of kernel memory may be disclosed to userland processes. Unprivileged authenticated local users may be able to access small amounts of privileged kernel data.

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
Primary3.05.5MEDIUM
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary2.02.1LOW
AV:L/AC:L/Au:N/C:P/I:N/A:N
Type: Primary
Version: 3.0
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 2.1
Base severity: LOW
Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N
CPE Matches
FreeBSD Foundation
freebsd
>>freebsd>>Versions from 11.0(inclusive) to 11.1(exclusive)
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-200Primarynvd@nist.gov
CWE ID: CWE-200
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://www.securityfocus.com/bid/104118secteam@freebsd.org
Third Party Advisory
VDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-EN-18:05.mem.ascsecteam@freebsd.org
Vendor Advisory
Hyperlink: http://www.securityfocus.com/bid/104118
Source: secteam@freebsd.org
Resource:
Third Party Advisory
VDB Entry
Hyperlink: https://security.FreeBSD.org/advisories/FreeBSD-EN-18:05.mem.asc
Source: secteam@freebsd.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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