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ID

VAR-201809-0156


CVE

CVE-2018-14821


TITLE

Rockwell Automation RSLinx Classic Buffer error vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2018-010789

DESCRIPTION

Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally send a malformed CIP packet to Port 44818, causing the RSLinx Classic application to terminate. The user will need to manually restart the software to regain functionality. Rockwell Automation RSLinx Classic Contains a buffer error vulnerability.Service operation interruption (DoS) There is a possibility of being put into a state. The solution supports access to Rockwell Software and Allen-Bradley applications via Allen-Bradley programmable controllers. A stack-based buffer-overflow vulnerability. 2. A heap-based buffer-overflow vulnerability. 3. A denial-of-service vulnerability. Attackers can exploit these issues to execute arbitrary code, obtain sensitive information or cause the affected application to crash

Trust: 2.7

sources: NVD: CVE-2018-14821 // JVNDB: JVNDB-2018-010789 // CNVD: CNVD-2019-09767 // BID: 108501 // IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a // VULHUB: VHN-125019

IOT TAXONOMY

category:['ICS']sub_category: -

Trust: 0.8

sources: IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a // CNVD: CNVD-2019-09767

AFFECTED PRODUCTS

vendor:rockwellautomationmodel:rslinxscope:lteversion:4.00.01

Trust: 1.0

vendor:rockwell automationmodel:rslinx classicscope:lteversion:4.00.01

Trust: 0.8

vendor:rockwallmodel:automation rslinx classicscope:lteversion:<=4.00.01

Trust: 0.6

vendor:rockwellautomationmodel:rslinxscope:eqversion:4.00.01

Trust: 0.6

vendor:rockwellmodel:automation rslinx classicscope:eqversion:4.00.01

Trust: 0.3

vendor:rockwellmodel:automation rslinx classicscope:eqversion:3.90.01

Trust: 0.3

vendor:rockwellmodel:automation rslinx classicscope:eqversion:3.73.00

Trust: 0.3

vendor:rockwellmodel:automation rslinx classicscope:eqversion:3.72.00

Trust: 0.3

vendor:rockwellmodel:automation rslinx classicscope:eqversion:1.0.5.1

Trust: 0.3

vendor:rslinxmodel: - scope:eqversion:*

Trust: 0.2

sources: IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a // CNVD: CNVD-2019-09767 // BID: 108501 // JVNDB: JVNDB-2018-010789 // CNNVD: CNNVD-201809-950 // NVD: CVE-2018-14821

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2018-14821
value: HIGH

Trust: 1.0

NVD: CVE-2018-14821
value: HIGH

Trust: 0.8

CNVD: CNVD-2019-09767
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-201809-950
value: HIGH

Trust: 0.6

IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a
value: HIGH

Trust: 0.2

VULHUB: VHN-125019
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2018-14821
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

CNVD: CNVD-2019-09767
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.9 [IVD]

Trust: 0.2

VULHUB: VHN-125019
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2018-14821
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.0

Trust: 1.8

sources: IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a // CNVD: CNVD-2019-09767 // VULHUB: VHN-125019 // JVNDB: JVNDB-2018-010789 // CNNVD: CNNVD-201809-950 // NVD: CVE-2018-14821

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.9

problemtype:CWE-122

Trust: 1.0

sources: VULHUB: VHN-125019 // JVNDB: JVNDB-2018-010789 // NVD: CVE-2018-14821

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201809-950

TYPE

Buffer error

Trust: 0.8

sources: IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a // CNNVD: CNNVD-201809-950

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2018-010789

PATCH
title:RSLinxurl:https://www.rockwellautomation.com/rockwellsoftware/products/rslinx.page
Trust: 0.8
title:Patch for Rockwell Automation RSLinx Classic Buffer Overflow Vulnerability (CNVD-2019-09767)url:https://www.cnvd.org.cn/patchInfo/show/158511
Trust: 0.6
title:Rockwell Automation RSLinx Classic Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=85065
Trust: 0.6
sources:
            
            
            CNVD: CNVD-2019-09767 // 
            
            
            
            JVNDB: JVNDB-2018-010789 // 
            
            
            
            CNNVD: CNNVD-201809-950

EXTERNAL IDS
db:NVDid:CVE-2018-14821
Trust: 3.6
db:ICS CERTid:ICSA-18-263-02
Trust: 2.8
db:TENABLEid:TRA-2018-26
Trust: 1.7
db:CNNVDid:CNNVD-201809-950
Trust: 0.9
db:CNVDid:CNVD-2019-09767
Trust: 0.8
db:JVNDBid:JVNDB-2018-010789
Trust: 0.8
db:BIDid:108501
Trust: 0.3
db:IVDid:F5A40D0B-B62D-4B11-A1AA-906F3BE0311A
Trust: 0.2
db:VULHUBid:VHN-125019
Trust: 0.1
sources:
            
            
            IVD: f5a40d0b-b62d-4b11-a1aa-906f3be0311a // 
            
            
            
            CNVD: CNVD-2019-09767 // 
            
            
            
            VULHUB: VHN-125019 // 
            
            
            
            BID: 108501 // 
            
            
            
            JVNDB: JVNDB-2018-010789 // 
            
            
            
            CNNVD: CNNVD-201809-950 // 
            
            
            
            NVD: CVE-2018-14821

REFERENCES
url:https://ics-cert.us-cert.gov/advisories/icsa-18-263-02
Trust: 2.8
url:https://www.tenable.com/security/research/tra-2018-26
Trust: 1.7
url:https://nvd.nist.gov/vuln/detail/cve-2018-14821
Trust: 1.4
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-14821
Trust: 0.8
url:https://www.rockwellautomation.com/en_in/overview.page
Trust: 0.3
sources:
            
            
            CNVD: CNVD-2019-09767 // 
            
            
            
            VULHUB: VHN-125019 // 
            
            
            
            BID: 108501 // 
            
            
            
            JVNDB: JVNDB-2018-010789 // 
            
            
            
            CNNVD: CNNVD-201809-950 // 
            
            
            
            NVD: CVE-2018-14821

CREDITS
Tenable and Younes Dragoni and Alessandro Di Pinto of Nozomi Networks
Trust: 0.3
sources:
            
            
            BID: 108501

SOURCES
db:IVDid:f5a40d0b-b62d-4b11-a1aa-906f3be0311a
db:CNVDid:CNVD-2019-09767
db:VULHUBid:VHN-125019
db:BIDid:108501
db:JVNDBid:JVNDB-2018-010789
db:CNNVDid:CNNVD-201809-950
db:NVDid:CVE-2018-14821

LAST UPDATE DATE
2024-11-23T21:52:50.733000+00:00

SOURCES UPDATE DATE
db:CNVDid:CNVD-2019-09767date:2019-04-12T00:00:00
db:VULHUBid:VHN-125019date:2019-10-09T00:00:00
db:BIDid:108501date:2018-09-20T00:00:00
db:JVNDBid:JVNDB-2018-010789date:2018-12-21T00:00:00
db:CNNVDid:CNNVD-201809-950date:2019-10-17T00:00:00
db:NVDid:CVE-2018-14821date:2024-11-21T03:49:52.050

SOURCES RELEASE DATE
db:IVDid:f5a40d0b-b62d-4b11-a1aa-906f3be0311adate:2019-04-12T00:00:00
db:CNVDid:CNVD-2019-09767date:2019-04-12T00:00:00
db:VULHUBid:VHN-125019date:2018-09-20T00:00:00
db:BIDid:108501date:2018-09-20T00:00:00
db:JVNDBid:JVNDB-2018-010789date:2018-12-21T00:00:00
db:CNNVDid:CNNVD-201809-950date:2018-09-21T00:00:00
db:NVDid:CVE-2018-14821date:2018-09-20T19:29:00.470