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ID

VAR-201905-0825


CVE

CVE-2018-16221


TITLE

Yeahlink Ultra-elegant IP Phone SIP-T41P Path traversal vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2018-015558

DESCRIPTION

The diagnostics web interface in the Yeahlink Ultra-elegant IP Phone SIP-T41P (firmware 66.83.0.35) does not validate (escape) the path information (path traversal), which allows an authenticated remote attacker to get access to privileged information (e.g., /etc/passwd) via path traversal (relative path information in the file parameter of the corresponding POST request). Yeahlink Ultra-elegant IP Phone SIP-T41P Contains a path traversal vulnerability.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state

Trust: 1.71

sources: NVD: CVE-2018-16221 // JVNDB: JVNDB-2018-015558 // VULHUB: VHN-126559

AFFECTED PRODUCTS

vendor:yealinkmodel:ultra-elegant ip phone sip-t41pscope:eqversion:66.83.0.35

Trust: 1.8

sources: JVNDB: JVNDB-2018-015558 // NVD: CVE-2018-16221

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2018-16221
value: HIGH

Trust: 1.0

NVD: CVE-2018-16221
value: HIGH

Trust: 0.8

CNNVD: CNNVD-201905-1085
value: HIGH

Trust: 0.6

VULHUB: VHN-126559
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2018-16221
severity: HIGH
baseScore: 7.7
vectorString: AV:A/AC:L/AU:S/C:C/I:C/A:C
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 5.1
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-126559
severity: HIGH
baseScore: 7.7
vectorString: AV:A/AC:L/AU:S/C:C/I:C/A:C
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 5.1
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2018-16221
baseSeverity: HIGH
baseScore: 8.0
vectorString: CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.1
impactScore: 5.9
version: 3.0

Trust: 1.8

sources: VULHUB: VHN-126559 // JVNDB: JVNDB-2018-015558 // CNNVD: CNNVD-201905-1085 // NVD: CVE-2018-16221

PROBLEMTYPE DATA

problemtype:CWE-22

Trust: 1.9

sources: VULHUB: VHN-126559 // JVNDB: JVNDB-2018-015558 // NVD: CVE-2018-16221

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-201905-1085

TYPE

path traversal

Trust: 0.6

sources: CNNVD: CNNVD-201905-1085

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2018-015558

PATCH
title:SIP-T41P Ultra-elegant IP Phoneurl:https://yealink.jp/product/sip-t41p/
Trust: 0.8
sources:
            
            
            JVNDB: JVNDB-2018-015558

EXTERNAL IDS
db:NVDid:CVE-2018-16221
Trust: 2.5
db:JVNDBid:JVNDB-2018-015558
Trust: 0.8
db:CNNVDid:CNNVD-201905-1085
Trust: 0.6
db:VULHUBid:VHN-126559
Trust: 0.1
sources:
            
            
            VULHUB: VHN-126559 // 
            
            
            
            JVNDB: JVNDB-2018-015558 // 
            
            
            
            CNNVD: CNNVD-201905-1085 // 
            
            
            
            NVD: CVE-2018-16221

REFERENCES
url:https://www.sit.fraunhofer.de/fileadmin/dokumente/cve/advisory_yealink_ultra-elegantipphone_sipt41p.pdf?_=1549375271
Trust: 2.5
url:https://www.sit.fraunhofer.de/de/securitytestlab/
Trust: 1.7
url:https://nvd.nist.gov/vuln/detail/cve-2018-16221
Trust: 1.4
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-16221
Trust: 0.8
sources:
            
            
            VULHUB: VHN-126559 // 
            
            
            
            JVNDB: JVNDB-2018-015558 // 
            
            
            
            CNNVD: CNNVD-201905-1085 // 
            
            
            
            NVD: CVE-2018-16221

SOURCES
db:VULHUBid:VHN-126559
db:JVNDBid:JVNDB-2018-015558
db:CNNVDid:CNNVD-201905-1085
db:NVDid:CVE-2018-16221

LAST UPDATE DATE
2024-11-23T21:37:17.934000+00:00

SOURCES UPDATE DATE
db:VULHUBid:VHN-126559date:2019-05-30T00:00:00
db:JVNDBid:JVNDB-2018-015558date:2019-06-12T00:00:00
db:CNNVDid:CNNVD-201905-1085date:2019-06-20T00:00:00
db:NVDid:CVE-2018-16221date:2024-11-21T03:52:18.620

SOURCES RELEASE DATE
db:VULHUBid:VHN-126559date:2019-05-29T00:00:00
db:JVNDBid:JVNDB-2018-015558date:2019-06-12T00:00:00
db:CNNVDid:CNNVD-201905-1085date:2019-05-29T00:00:00
db:NVDid:CVE-2018-16221date:2019-05-29T18:29:00.850