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ID

VAR-202007-1376


CVE

CVE-2020-4400


TITLE

IBM Verify Gateway Vulnerability regarding inadequate protection of credentials in

Trust: 0.8

sources: JVNDB: JVNDB-2020-008188

DESCRIPTION

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 179478. Vendor exploits this vulnerability IBM X-Force ID: 179478 It is published as.Information may be obtained. The following products and versions are affected: IBM IVG RADIUS version 1.0.0, PAM version 1.0.0, version 1.0.1, WinLogin version 1.0.0, version 1.0.1

Trust: 1.71

sources: NVD: CVE-2020-4400 // JVNDB: JVNDB-2020-008188 // VULHUB: VHN-182525

AFFECTED PRODUCTS

vendor:ibmmodel:verify gatewayscope:eqversion:1.0.0

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vendor:ibmmodel:verify gatewayscope:eqversion:1.0.1

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sources: JVNDB: JVNDB-2020-008188 // NVD: CVE-2020-4400

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-4400
value: HIGH

Trust: 1.0

psirt@us.ibm.com: CVE-2020-4400
value: HIGH

Trust: 1.0

NVD: JVNDB-2020-008188
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202007-1339
value: HIGH

Trust: 0.6

VULHUB: VHN-182525
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2020-4400
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

NVD: JVNDB-2020-008188
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

VULHUB: VHN-182525
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
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-2020-4400
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

psirt@us.ibm.com: CVE-2020-4400
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.0

Trust: 1.0

NVD: JVNDB-2020-008188
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-182525 // JVNDB: JVNDB-2020-008188 // CNNVD: CNNVD-202007-1339 // NVD: CVE-2020-4400 // NVD: CVE-2020-4400

PROBLEMTYPE DATA

problemtype:CWE-307

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problemtype:CWE-522

Trust: 0.9

sources: VULHUB: VHN-182525 // JVNDB: JVNDB-2020-008188 // NVD: CVE-2020-4400

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202007-1339

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202007-1339

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2020-008188

PATCH
title:6251279url:https://www.ibm.com/support/pages/node/6251279
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title:ibm-ivg-cve20204400-info-disc (179478)url:https://exchange.xforce.ibmcloud.com/vulnerabilities/179478
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title:IBM Verify Gateway Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=124714
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sources:
            
            
            JVNDB: JVNDB-2020-008188 // 
            
            
            
            CNNVD: CNNVD-202007-1339

EXTERNAL IDS
db:NVDid:CVE-2020-4400
Trust: 2.5
db:JVNDBid:JVNDB-2020-008188
Trust: 0.8
db:CNNVDid:CNNVD-202007-1339
Trust: 0.7
db:NSFOCUSid:48036
Trust: 0.6
db:CNVDid:CNVD-2020-44079
Trust: 0.1
db:VULHUBid:VHN-182525
Trust: 0.1
sources:
            
            
            VULHUB: VHN-182525 // 
            
            
            
            JVNDB: JVNDB-2020-008188 // 
            
            
            
            CNNVD: CNNVD-202007-1339 // 
            
            
            
            NVD: CVE-2020-4400

REFERENCES
url:https://www.ibm.com/support/pages/node/6251279
Trust: 1.7
url:https://exchange.xforce.ibmcloud.com/vulnerabilities/179478
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url:https://nvd.nist.gov/vuln/detail/cve-2020-4400
Trust: 1.4
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-4400
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url:http://www.nsfocus.net/vulndb/48036
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url:https://www.ibm.com/blogs/psirt/security-bulletin-ibm-verify-gateway-does-not-prevent-excessive-authentication-attempts-cve-2020-4400/
Trust: 0.6
sources:
            
            
            VULHUB: VHN-182525 // 
            
            
            
            JVNDB: JVNDB-2020-008188 // 
            
            
            
            CNNVD: CNNVD-202007-1339 // 
            
            
            
            NVD: CVE-2020-4400

SOURCES
db:VULHUBid:VHN-182525
db:JVNDBid:JVNDB-2020-008188
db:CNNVDid:CNNVD-202007-1339
db:NVDid:CVE-2020-4400

LAST UPDATE DATE
2024-11-23T22:11:25.757000+00:00

SOURCES UPDATE DATE
db:VULHUBid:VHN-182525date:2021-07-21T00:00:00
db:JVNDBid:JVNDB-2020-008188date:2020-09-04T00:00:00
db:CNNVDid:CNNVD-202007-1339date:2020-08-25T00:00:00
db:NVDid:CVE-2020-4400date:2024-11-21T05:32:41.837

SOURCES RELEASE DATE
db:VULHUBid:VHN-182525date:2020-07-22T00:00:00
db:JVNDBid:JVNDB-2020-008188date:2020-09-04T00:00:00
db:CNNVDid:CNNVD-202007-1339date:2020-07-21T00:00:00
db:NVDid:CVE-2020-4400date:2020-07-22T21:15:12.640