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ID

VAR-201809-0542


CVE

CVE-2018-16666


TITLE

Contiki-NG Buffer error vulnerability

Trust: 1.4

sources: JVNDB: JVNDB-2018-009436 // CNNVD: CNNVD-201809-387

DESCRIPTION

An issue was discovered in Contiki-NG through 4.1. There is a stack-based buffer overflow in next_string in os/storage/antelope/aql-lexer.c while parsing AQL (parsing next string). Contiki-NG Contains a buffer error vulnerability.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. Attackers can use this vulnerability to execute code

Trust: 2.7

sources: NVD: CVE-2018-16666 // JVNDB: JVNDB-2018-009436 // CNVD: CNVD-2019-09780 // CNNVD: CNNVD-201809-387

IOT TAXONOMY

category:['IoT']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2019-09780

AFFECTED PRODUCTS

vendor:contiki ngmodel:contiki-ng.scope:lteversion:4.1

Trust: 1.0

vendor:contiki ngmodel:contiki-ngscope:lteversion:4.1

Trust: 0.8

vendor:contiki ngmodel:contiki-ngscope:lteversion:<=4.1

Trust: 0.6

vendor:contiki ngmodel:contiki-ng.scope:eqversion:4.1

Trust: 0.6

sources: CNVD: CNVD-2019-09780 // JVNDB: JVNDB-2018-009436 // CNNVD: CNNVD-201809-387 // NVD: CVE-2018-16666

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2018-16666
value: HIGH

Trust: 1.0

NVD: CVE-2018-16666
value: HIGH

Trust: 0.8

CNVD: CNVD-2019-09780
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-201809-387
value: HIGH

Trust: 0.6

nvd@nist.gov: CVE-2018-16666
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

CNVD: CNVD-2019-09780
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2018-16666
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.0

Trust: 1.8

sources: CNVD: CNVD-2019-09780 // JVNDB: JVNDB-2018-009436 // CNNVD: CNNVD-201809-387 // NVD: CVE-2018-16666

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

problemtype:CWE-119

Trust: 0.8

sources: JVNDB: JVNDB-2018-009436 // NVD: CVE-2018-16666

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-201809-387

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-201809-387

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2018-009436

PATCH
title:Stack based buffer overflow while parsing AQL (parsing next string) #595url:https://github.com/contiki-ng/contiki-ng/issues/595
Trust: 0.8
title:Patch for Contiki-NG Buffer Overflow Vulnerability (CNVD-2019-09780)url:https://www.cnvd.org.cn/patchInfo/show/158537
Trust: 0.6
title:Contiki-NG Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=84684
Trust: 0.6
sources:
            
            
            CNVD: CNVD-2019-09780 // 
            
            
            
            JVNDB: JVNDB-2018-009436 // 
            
            
            
            CNNVD: CNNVD-201809-387

EXTERNAL IDS
db:NVDid:CVE-2018-16666
Trust: 3.0
db:JVNDBid:JVNDB-2018-009436
Trust: 0.8
db:CNVDid:CNVD-2019-09780
Trust: 0.6
db:CNNVDid:CNNVD-201809-387
Trust: 0.6
sources:
            
            
            CNVD: CNVD-2019-09780 // 
            
            
            
            JVNDB: JVNDB-2018-009436 // 
            
            
            
            CNNVD: CNNVD-201809-387 // 
            
            
            
            NVD: CVE-2018-16666

REFERENCES
url:https://github.com/contiki-ng/contiki-ng/issues/595
Trust: 1.6
url:https://nvd.nist.gov/vuln/detail/cve-2018-16666
Trust: 1.4
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-16666
Trust: 0.8
sources:
            
            
            CNVD: CNVD-2019-09780 // 
            
            
            
            JVNDB: JVNDB-2018-009436 // 
            
            
            
            CNNVD: CNNVD-201809-387 // 
            
            
            
            NVD: CVE-2018-16666

SOURCES
db:CNVDid:CNVD-2019-09780
db:JVNDBid:JVNDB-2018-009436
db:CNNVDid:CNNVD-201809-387
db:NVDid:CVE-2018-16666

LAST UPDATE DATE
2024-11-23T22:17:19.026000+00:00

SOURCES UPDATE DATE
db:CNVDid:CNVD-2019-09780date:2019-04-12T00:00:00
db:JVNDBid:JVNDB-2018-009436date:2018-11-19T00:00:00
db:CNNVDid:CNNVD-201809-387date:2020-08-25T00:00:00
db:NVDid:CVE-2018-16666date:2024-11-21T03:53:10.393

SOURCES RELEASE DATE
db:CNVDid:CNVD-2019-09780date:2019-04-12T00:00:00
db:JVNDBid:JVNDB-2018-009436date:2018-11-19T00:00:00
db:CNNVDid:CNNVD-201809-387date:2018-09-10T00:00:00
db:NVDid:CVE-2018-16666date:2018-09-07T17:29:00.787