Details of VAR-202004-1244

ID

VAR-202004-1244

CVE

CVE-2020-3239

TITLE

Cisco UCS Director and Cisco UCS Director Express for Big Data Past Traversal Vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2020-004410

DESCRIPTION

Multiple vulnerabilities in the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data may allow a remote attacker to bypass authentication or conduct directory traversal attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory. (DoS) It may be put into a state. Authentication is not required to exploit this vulnerability.The specific flaw exists within the processing of zip files by the LargeFileUploadServlet endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root. Cisco UCS Director is a heterogeneous platform for Private Cloud Infrastructure as a Service (IaaS)

Trust: 2.43

sources: NVD: CVE-2020-3239 // JVNDB: JVNDB-2020-004410 // ZDI: ZDI-20-539 // VULHUB: VHN-181364 // VULMON: CVE-2020-3239

AFFECTED PRODUCTS

vendor:	cisco	model:	ucs director	scope:	-	version:	-	Trust: 1.5
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.7.1.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.7.2.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.0.1.1	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.0.0.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.5.0.2	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.0.1.2	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.5.0.1	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.0.1.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.6.1.0	Trust: 1.0
vendor:	cisco	model:	ucs director express for big data	scope:	lte	version:	3.7.3.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.0.0.1	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.6.2.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.0.1.3	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.6.0.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.5.0.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.5.0.4	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.7.3.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.7.0.0	Trust: 1.0
vendor:	cisco	model:	ucs director	scope:	eq	version:	6.5.0.3	Trust: 1.0
vendor:	cisco	model:	ucs director express for big data	scope:	-	version:	-	Trust: 0.8

sources: ZDI: ZDI-20-539 // JVNDB: JVNDB-2020-004410 // NVD: CVE-2020-3239

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-3239
value:	HIGH
Trust: 1.0
ykramarz@cisco.com:	CVE-2020-3239
value:	CRITICAL
Trust: 1.0
NVD:	JVNDB-2020-004410
value:	HIGH
Trust: 0.8
ZDI:	CVE-2020-3239
value:	CRITICAL
Trust: 0.7
CNNVD:	CNNVD-202004-1107
value:	HIGH
Trust: 0.6
VULHUB:	VHN-181364
value:	HIGH
Trust: 0.1
VULMON:	CVE-2020-3239
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2020-3239
severity:	HIGH
baseScore:	9.0
vectorString:	AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1
NVD:	JVNDB-2020-004410
severity:	HIGH
baseScore:	9.0
vectorString:	AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
VULHUB:	VHN-181364
severity:	HIGH
baseScore:	9.0
vectorString:	AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2020-3239
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.1
Trust: 1.0
ykramarz@cisco.com:	CVE-2020-3239
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.0
Trust: 1.0
NVD:	JVNDB-2020-004410
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8
ZDI:	CVE-2020-3239
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.0
Trust: 0.7

sources: ZDI: ZDI-20-539 // VULHUB: VHN-181364 // VULMON: CVE-2020-3239 // JVNDB: JVNDB-2020-004410 // CNNVD: CNNVD-202004-1107 // NVD: CVE-2020-3239 // NVD: CVE-2020-3239

PROBLEMTYPE DATA

problemtype:	CWE-22	Trust: 1.9
problemtype:	CWE-20	Trust: 1.0

sources: VULHUB: VHN-181364 // JVNDB: JVNDB-2020-004410 // NVD: CVE-2020-3239

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202004-1107

TYPE

path traversal

Trust: 0.6

sources: CNNVD: CNNVD-202004-1107

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-004410

PATCH

title:	cisco-sa-ucsd-mult-vulns-UNfpdW4E	url:	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucsd-mult-vulns-UNfpdW4E	Trust: 1.5
title:	Cisco UCS Director and Cisco UCS Director Express for Big Data Repair measures for path traversal vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=116445	Trust: 0.6
title:	Cisco: Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data	url:	https://vulmon.com/vendoradvisory?qidtp=cisco_security_advisories_and_alerts_ciscoproducts&qid=cisco-sa-ucsd-mult-vulns-UNfpdW4E	Trust: 0.1
title:	Threatpost	url:	https://threatpost.com/critical-cisco-ip-phone-rce-flaw/154864/	Trust: 0.1

sources: ZDI: ZDI-20-539 // VULMON: CVE-2020-3239 // JVNDB: JVNDB-2020-004410 // CNNVD: CNNVD-202004-1107

EXTERNAL IDS

db:	NVD	id:	CVE-2020-3239	Trust: 3.3
db:	ZDI	id:	ZDI-20-539	Trust: 2.5
db:	JVNDB	id:	JVNDB-2020-004410	Trust: 0.8
db:	ZDI_CAN	id:	ZDI-CAN-9586	Trust: 0.7
db:	CNNVD	id:	CNNVD-202004-1107	Trust: 0.7
db:	AUSCERT	id:	ESB-2020.1327.2	Trust: 0.6
db:	AUSCERT	id:	ESB-2020.1327	Trust: 0.6
db:	CNVD	id:	CNVD-2020-25345	Trust: 0.1
db:	VULHUB	id:	VHN-181364	Trust: 0.1
db:	VULMON	id:	CVE-2020-3239	Trust: 0.1

sources: ZDI: ZDI-20-539 // VULHUB: VHN-181364 // VULMON: CVE-2020-3239 // JVNDB: JVNDB-2020-004410 // CNNVD: CNNVD-202004-1107 // NVD: CVE-2020-3239

REFERENCES

url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-ucsd-mult-vulns-unfpdw4e	Trust: 3.2
url:	https://www.zerodayinitiative.com/advisories/zdi-20-539/	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2020-3239	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-3239	Trust: 0.8
url:	https://www.auscert.org.au/bulletins/esb-2020.1327/	Trust: 0.6
url:	https://vigilance.fr/vulnerability/cisco-ucs-director-multiple-vulnerabilities-via-rest-api-32042	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2020.1327.2/	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/22.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	https://threatpost.com/critical-cisco-ip-phone-rce-flaw/154864/	Trust: 0.1

sources: ZDI: ZDI-20-539 // VULHUB: VHN-181364 // VULMON: CVE-2020-3239 // JVNDB: JVNDB-2020-004410 // CNNVD: CNNVD-202004-1107 // NVD: CVE-2020-3239

CREDITS

Steven Seeley (mr_me) of Source Incite

Trust: 0.7

sources: ZDI: ZDI-20-539

SOURCES

db:	ZDI	id:	ZDI-20-539
db:	VULHUB	id:	VHN-181364
db:	VULMON	id:	CVE-2020-3239
db:	JVNDB	id:	JVNDB-2020-004410
db:	CNNVD	id:	CNNVD-202004-1107
db:	NVD	id:	CVE-2020-3239

LAST UPDATE DATE

2024-11-23T21:51:34.573000+00:00

SOURCES UPDATE DATE

db:	ZDI	id:	ZDI-20-539	date:	2020-04-16T00:00:00
db:	VULHUB	id:	VHN-181364	date:	2020-04-21T00:00:00
db:	VULMON	id:	CVE-2020-3239	date:	2020-04-21T00:00:00
db:	JVNDB	id:	JVNDB-2020-004410	date:	2020-05-14T00:00:00
db:	CNNVD	id:	CNNVD-202004-1107	date:	2020-04-26T00:00:00
db:	NVD	id:	CVE-2020-3239	date:	2024-11-21T05:30:38.113

SOURCES RELEASE DATE

db:	ZDI	id:	ZDI-20-539	date:	2020-04-16T00:00:00
db:	VULHUB	id:	VHN-181364	date:	2020-04-15T00:00:00
db:	VULMON	id:	CVE-2020-3239	date:	2020-04-15T00:00:00
db:	JVNDB	id:	JVNDB-2020-004410	date:	2020-05-14T00:00:00
db:	CNNVD	id:	CNNVD-202004-1107	date:	2020-04-15T00:00:00
db:	NVD	id:	CVE-2020-3239	date:	2020-04-15T21:15:35.403