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ID

VAR-202003-1095


CVE

CVE-2020-1796


TITLE

HUAWEI Mate 20 and Mate 30 Pro Unauthorized authentication vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2020-003136

DESCRIPTION

There is an improper authorization vulnerability in several smartphones. The software incorrectly performs an authorization to certain user, successful exploit could allow a low privilege user to do certain operation which the user are supposed not to do.Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2). HUAWEI Mate 20 and Mate 30 Pro Exists in a fraudulent authentication vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. Both Huawei Mate 20 and Mate 30 Pro are smartphones of the Chinese company Huawei. This vulnerability stems from the system’s failure to properly authorize low-privilege users. Attackers can use this The vulnerability performs an unauthorized operation. Huawei smartphones could allow a local authenticated malicious user to bypass security restrictions, caused by improper authentication. An attacker could exploit this vulnerability, an attacker could exploit this vulnerability bypass security restrictions

Trust: 2.25

sources: NVD: CVE-2020-1796 // JVNDB: JVNDB-2020-003136 // CNVD: CNVD-2020-22002 // VULMON: CVE-2020-1796

IOT TAXONOMY

category:['IoT']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2020-22002

AFFECTED PRODUCTS

vendor:huaweimodel:mate 20scope:lteversion:10.0.0.188\(c00e74r3p8\)

Trust: 1.0

vendor:huaweimodel:mate 30 proscope:lteversion:10.0.0.203\(c00e202r7p2\)

Trust: 1.0

vendor:huaweimodel:mate 20scope:eqversion:10.0.0.188(c00e74r3p8)

Trust: 0.8

vendor:huaweimodel:mate 30 proscope:eqversion:10.0.0.203(c00e202r7p2)

Trust: 0.8

vendor:huaweimodel:mate <10.0.0.188scope:eqversion:20

Trust: 0.6

vendor:huaweimodel:mate pro <10.0.0.203scope:eqversion:30

Trust: 0.6

sources: CNVD: CNVD-2020-22002 // JVNDB: JVNDB-2020-003136 // NVD: CVE-2020-1796

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-1796
value: MEDIUM

Trust: 1.0

NVD: JVNDB-2020-003136
value: MEDIUM

Trust: 0.8

CNVD: CNVD-2020-22002
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202003-1155
value: MEDIUM

Trust: 0.6

VULMON: CVE-2020-1796
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2020-1796
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: 1.1

NVD: JVNDB-2020-003136
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: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

CNVD: CNVD-2020-22002
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-2020-1796
baseSeverity: MEDIUM
baseScore: 6.6
vectorString: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: PHYSICAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 0.7
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: JVNDB-2020-003136
baseSeverity: MEDIUM
baseScore: 6.6
vectorString: CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: PHYSICAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2020-22002 // VULMON: CVE-2020-1796 // JVNDB: JVNDB-2020-003136 // CNNVD: CNNVD-202003-1155 // NVD: CVE-2020-1796

PROBLEMTYPE DATA

problemtype:CWE-863

Trust: 1.8

sources: JVNDB: JVNDB-2020-003136 // NVD: CVE-2020-1796

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202003-1155

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2020-003136

PATCH
title:huawei-sa-20200318-05-smartphoneurl:https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200318-05-smartphone-en
Trust: 0.8
title:Patch for Huawei Mate 20 and Mate 30 Pro authorization issue vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/213041
Trust: 0.6
title:Huawei Mate 20  and Mate 30 Pro Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=112631
Trust: 0.6
title:Huawei Security Advisories: Security Advisory - Improper Authorization Vulnerability in Several Smartphonesurl:https://vulmon.com/vendoradvisory?qidtp=huawei_security_advisories&qid=eb8ff91f7c4b0cfb1f64e43153793bcb
Trust: 0.1
sources:
            
            
            CNVD: CNVD-2020-22002 // 
            
            
            
            VULMON: CVE-2020-1796 // 
            
            
            
            JVNDB: JVNDB-2020-003136 // 
            
            
            
            CNNVD: CNNVD-202003-1155

EXTERNAL IDS
db:NVDid:CVE-2020-1796
Trust: 3.1
db:JVNDBid:JVNDB-2020-003136
Trust: 0.8
db:CNVDid:CNVD-2020-22002
Trust: 0.6
db:CNNVDid:CNNVD-202003-1155
Trust: 0.6
db:VULMONid:CVE-2020-1796
Trust: 0.1
sources:
            
            
            CNVD: CNVD-2020-22002 // 
            
            
            
            VULMON: CVE-2020-1796 // 
            
            
            
            JVNDB: JVNDB-2020-003136 // 
            
            
            
            CNNVD: CNNVD-202003-1155 // 
            
            
            
            NVD: CVE-2020-1796

REFERENCES
url:https://nvd.nist.gov/vuln/detail/cve-2020-1796
Trust: 2.0
url:https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200318-05-smartphone-en
Trust: 1.7
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-1796
Trust: 0.8
url:http://www.huawei.com/cn/psirt/security-advisories/huawei-sa-20200318-05-smartphone-cn
Trust: 0.6
url:https://cwe.mitre.org/data/definitions/863.html
Trust: 0.1
url:https://nvd.nist.gov
Trust: 0.1
url:https://exchange.xforce.ibmcloud.com/vulnerabilities/178027
Trust: 0.1
sources:
            
            
            CNVD: CNVD-2020-22002 // 
            
            
            
            VULMON: CVE-2020-1796 // 
            
            
            
            JVNDB: JVNDB-2020-003136 // 
            
            
            
            CNNVD: CNNVD-202003-1155 // 
            
            
            
            NVD: CVE-2020-1796

SOURCES
db:CNVDid:CNVD-2020-22002
db:VULMONid:CVE-2020-1796
db:JVNDBid:JVNDB-2020-003136
db:CNNVDid:CNNVD-202003-1155
db:NVDid:CVE-2020-1796

LAST UPDATE DATE
2024-11-23T21:36:02.617000+00:00

SOURCES UPDATE DATE
db:CNVDid:CNVD-2020-22002date:2020-04-09T00:00:00
db:VULMONid:CVE-2020-1796date:2020-03-24T00:00:00
db:JVNDBid:JVNDB-2020-003136date:2020-04-06T00:00:00
db:CNNVDid:CNNVD-202003-1155date:2020-03-25T00:00:00
db:NVDid:CVE-2020-1796date:2024-11-21T05:11:23.843

SOURCES RELEASE DATE
db:CNVDid:CNVD-2020-22002date:2020-04-09T00:00:00
db:VULMONid:CVE-2020-1796date:2020-03-20T00:00:00
db:JVNDBid:JVNDB-2020-003136date:2020-04-06T00:00:00
db:CNNVDid:CNNVD-202003-1155date:2020-03-18T00:00:00
db:NVDid:CVE-2020-1796date:2020-03-20T15:15:14.107