Details of VAR-202005-0991

ID

VAR-202005-0991

CVE

CVE-2020-5896

TITLE

BIG-IP Edge Client Vulnerability regarding improper default permissions in

Trust: 0.8

sources: JVNDB: JVNDB-2020-005339

DESCRIPTION

On versions 7.1.5-7.1.9, the BIG-IP Edge Client's Windows Installer Service's temporary folder has weak file and folder permissions. BIG-IP Edge Client There is a vulnerability in improper default permissions.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. Both F5 BIG-IP APM and F5 BIG-IP APM Clients are products of F5 Corporation in the United States. F5 BIG-IP APM is an access and security solution. The product provides unified access to business-critical applications and networks. F5 BIG-IP APM Clients is a set of APM client software. A security vulnerability exists in the temp folder of the BIG-IP Edge Client Windows Component Installer service in F5 BIG-IP APM and BIG-IP APM Clients. An attacker could exploit this vulnerability to elevate privileges. The following products and versions are affected: F5 BIG-IP APM 15.0.0 to 15.1.0, 14.1.0 to 14.1.2, 13.1.0 to 13.1.3, 12.1.0 to 12.1.5 Version, 11.6.1 to 11.6.5; BIG-IP APM Clients 7.1.5 to 7.1.9

Trust: 1.8

sources: NVD: CVE-2020-5896 // JVNDB: JVNDB-2020-005339 // VULHUB: VHN-184021 // VULMON: CVE-2020-5896

AFFECTED PRODUCTS

vendor:	f5	model:	big-ip access policy manager	scope:	lte	version:	11.6.5.1	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	gte	version:	15.0.0	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	lte	version:	15.1.0.3	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	lte	version:	14.1.2.5	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	gte	version:	13.1.0	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	gte	version:	11.6.1	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager client	scope:	gte	version:	7.1.5	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	gte	version:	14.1.0	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	lte	version:	12.1.5.1	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	gte	version:	12.1.0	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	lte	version:	13.1.3.3	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager client	scope:	lte	version:	7.1.9	Trust: 1.0
vendor:	f5	model:	big-ip access policy manager	scope:	-	version:	-	Trust: 0.8
vendor:	f5	model:	big-ip access policy manager client	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2020-005339 // NVD: CVE-2020-5896

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-5896
value:	HIGH
Trust: 1.0
NVD:	JVNDB-2020-005339
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202005-609
value:	HIGH
Trust: 0.6
VULHUB:	VHN-184021
value:	MEDIUM
Trust: 0.1
VULMON:	CVE-2020-5896
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-5896
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-2020-005339
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
VULHUB:	VHN-184021
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: 0.1

nvd@nist.gov:	CVE-2020-5896
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/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:	3.1
Trust: 1.0
NVD:	JVNDB-2020-005339
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:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-184021 // VULMON: CVE-2020-5896 // JVNDB: JVNDB-2020-005339 // CNNVD: CNNVD-202005-609 // NVD: CVE-2020-5896

PROBLEMTYPE DATA

problemtype:

CWE-276

Trust: 1.9

sources: VULHUB: VHN-184021 // JVNDB: JVNDB-2020-005339 // NVD: CVE-2020-5896

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202005-609

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202005-609

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-005339

PATCH

title:

K15478554

url:

https://support.f5.com/csp/article/K15478554

Trust: 0.8

sources: JVNDB: JVNDB-2020-005339

EXTERNAL IDS

db:	NVD	id:	CVE-2020-5896	Trust: 2.6
db:	JVNDB	id:	JVNDB-2020-005339	Trust: 0.8
db:	CNNVD	id:	CNNVD-202005-609	Trust: 0.7
db:	AUSCERT	id:	ESB-2020.1657.3	Trust: 0.6
db:	AUSCERT	id:	ESB-2020.1657	Trust: 0.6
db:	VULHUB	id:	VHN-184021	Trust: 0.1
db:	VULMON	id:	CVE-2020-5896	Trust: 0.1

sources: VULHUB: VHN-184021 // VULMON: CVE-2020-5896 // JVNDB: JVNDB-2020-005339 // CNNVD: CNNVD-202005-609 // NVD: CVE-2020-5896

REFERENCES

url:	https://support.f5.com/csp/article/k15478554	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2020-5896	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-5896	Trust: 0.8
url:	https://www.auscert.org.au/bulletins/esb-2020.1657.3/	Trust: 0.6
url:	https://vigilance.fr/vulnerability/f5-big-ip-edge-client-for-windows-privilege-escalation-via-installer-service-32791	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2020.1657/	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/276.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULHUB: VHN-184021 // VULMON: CVE-2020-5896 // JVNDB: JVNDB-2020-005339 // CNNVD: CNNVD-202005-609 // NVD: CVE-2020-5896

CREDITS

Juliette Chapalain of Red Team/CERT Societe Generale

Trust: 0.6

sources: CNNVD: CNNVD-202005-609

SOURCES

db:	VULHUB	id:	VHN-184021
db:	VULMON	id:	CVE-2020-5896
db:	JVNDB	id:	JVNDB-2020-005339
db:	CNNVD	id:	CNNVD-202005-609
db:	NVD	id:	CVE-2020-5896

LAST UPDATE DATE

2024-11-23T21:51:28.876000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-184021	date:	2020-05-14T00:00:00
db:	VULMON	id:	CVE-2020-5896	date:	2020-05-14T00:00:00
db:	JVNDB	id:	JVNDB-2020-005339	date:	2020-06-11T00:00:00
db:	CNNVD	id:	CNNVD-202005-609	date:	2020-09-07T00:00:00
db:	NVD	id:	CVE-2020-5896	date:	2024-11-21T05:34:47.130

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-184021	date:	2020-05-12T00:00:00
db:	VULMON	id:	CVE-2020-5896	date:	2020-05-12T00:00:00
db:	JVNDB	id:	JVNDB-2020-005339	date:	2020-06-11T00:00:00
db:	CNNVD	id:	CNNVD-202005-609	date:	2020-05-12T00:00:00
db:	NVD	id:	CVE-2020-5896	date:	2020-05-12T16:15:11.247