Details of VAR-202004-1248

ID

VAR-202004-1248

CVE

CVE-2020-3248

TITLE

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

Trust: 0.8

sources: JVNDB: JVNDB-2020-004581

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 saveStaticConfig method. 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: 2.34

sources: NVD: CVE-2020-3248 // JVNDB: JVNDB-2020-004581 // ZDI: ZDI-20-543 // VULHUB: VHN-181373

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-20-543 // JVNDB: JVNDB-2020-004581 // NVD: CVE-2020-3248

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-3248
value:	CRITICAL
Trust: 1.0
ykramarz@cisco.com:	CVE-2020-3248
value:	CRITICAL
Trust: 1.0
NVD:	JVNDB-2020-004581
value:	CRITICAL
Trust: 0.8
ZDI:	CVE-2020-3248
value:	CRITICAL
Trust: 0.7
CNNVD:	CNNVD-202004-1112
value:	CRITICAL
Trust: 0.6
VULHUB:	VHN-181373
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2020-3248
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.0
NVD:	JVNDB-2020-004581
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
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-181373
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2020-3248
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.1/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:	3.1
Trust: 1.0
ykramarz@cisco.com:	CVE-2020-3248
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-2020-004581
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:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8
ZDI:	CVE-2020-3248
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-20-543 // VULHUB: VHN-181373 // JVNDB: JVNDB-2020-004581 // CNNVD: CNNVD-202004-1112 // NVD: CVE-2020-3248 // NVD: CVE-2020-3248

PROBLEMTYPE DATA

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

sources: VULHUB: VHN-181373 // JVNDB: JVNDB-2020-004581 // NVD: CVE-2020-3248

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202004-1112

TYPE

path traversal

Trust: 0.6

sources: CNNVD: CNNVD-202004-1112

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-004581

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=116013	Trust: 0.6

sources: ZDI: ZDI-20-543 // JVNDB: JVNDB-2020-004581 // CNNVD: CNNVD-202004-1112

EXTERNAL IDS

db:	NVD	id:	CVE-2020-3248	Trust: 3.2
db:	ZDI	id:	ZDI-20-543	Trust: 2.4
db:	JVNDB	id:	JVNDB-2020-004581	Trust: 0.8
db:	ZDI_CAN	id:	ZDI-CAN-9596	Trust: 0.7
db:	CNNVD	id:	CNNVD-202004-1112	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-2020-25349	Trust: 0.1
db:	VULHUB	id:	VHN-181373	Trust: 0.1

sources: ZDI: ZDI-20-543 // VULHUB: VHN-181373 // JVNDB: JVNDB-2020-004581 // CNNVD: CNNVD-202004-1112 // NVD: CVE-2020-3248

REFERENCES

url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-ucsd-mult-vulns-unfpdw4e	Trust: 2.4
url:	https://www.zerodayinitiative.com/advisories/zdi-20-543/	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2020-3248	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-3248	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

sources: ZDI: ZDI-20-543 // VULHUB: VHN-181373 // JVNDB: JVNDB-2020-004581 // CNNVD: CNNVD-202004-1112 // NVD: CVE-2020-3248

CREDITS

Steven Seeley (mr_me) of Source Incite

Trust: 0.7

sources: ZDI: ZDI-20-543

SOURCES

db:	ZDI	id:	ZDI-20-543
db:	VULHUB	id:	VHN-181373
db:	JVNDB	id:	JVNDB-2020-004581
db:	CNNVD	id:	CNNVD-202004-1112
db:	NVD	id:	CVE-2020-3248

LAST UPDATE DATE

2024-11-23T21:51:31.074000+00:00

SOURCES UPDATE DATE

db:	ZDI	id:	ZDI-20-543	date:	2020-04-16T00:00:00
db:	VULHUB	id:	VHN-181373	date:	2020-04-23T00:00:00
db:	JVNDB	id:	JVNDB-2020-004581	date:	2020-05-21T00:00:00
db:	CNNVD	id:	CNNVD-202004-1112	date:	2020-04-21T00:00:00
db:	NVD	id:	CVE-2020-3248	date:	2024-11-21T05:30:39.183

SOURCES RELEASE DATE

db:	ZDI	id:	ZDI-20-543	date:	2020-04-16T00:00:00
db:	VULHUB	id:	VHN-181373	date:	2020-04-15T00:00:00
db:	JVNDB	id:	JVNDB-2020-004581	date:	2020-05-21T00:00:00
db:	CNNVD	id:	CNNVD-202004-1112	date:	2020-04-15T00:00:00
db:	NVD	id:	CVE-2020-3248	date:	2020-04-15T21:15:35.653