Details of VAR-202010-1491

ID

VAR-202010-1491

CVE

CVE-2020-8332

TITLE

plural Lenovo and IBM System x In server products Time-of-check Time-of-use (TOCTOU) Race condition vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2020-012691

DESCRIPTION

A potential vulnerability in the SMI callback function used in the legacy BIOS mode USB drivers in some legacy Lenovo and IBM System x servers may allow arbitrary code execution. Servers operating in UEFI mode are not affected. plural Lenovo and IBM System x For server products, Time-of-check Time-of-use (TOCTOU) There is a race condition vulnerability.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. IBM System x servers is a server from International Business Machines Corporation (IBM). No detailed vulnerability details are currently provided. By sending a specially crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system

Trust: 2.25

sources: NVD: CVE-2020-8332 // JVNDB: JVNDB-2020-012691 // CNVD: CNVD-2020-60338 // VULMON: CVE-2020-8332

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2020-60338

AFFECTED PRODUCTS

vendor:	lenovo	model:	idataplex dx360 m4 water cooled	scope:	lt	version:	tde168b	Trust: 1.0
vendor:	lenovo	model:	nextscale nx360 m4	scope:	lt	version:	fhe132b	Trust: 1.0
vendor:	lenovo	model:	system x3650 m4	scope:	lt	version:	vve172b	Trust: 1.0
vendor:	lenovo	model:	system x3630 m4	scope:	lt	version:	bee174b	Trust: 1.0
vendor:	lenovo	model:	system x3650 m4 bd	scope:	lt	version:	vve172b	Trust: 1.0
vendor:	lenovo	model:	system x3750 m4	scope:	lt	version:	a5e130a	Trust: 1.0
vendor:	lenovo	model:	system x3300 m4	scope:	lt	version:	yae166b	Trust: 1.0
vendor:	lenovo	model:	compute node-x440	scope:	lt	version:	cge128a	Trust: 1.0
vendor:	lenovo	model:	system x3530 m4	scope:	lt	version:	bee174b	Trust: 1.0
vendor:	lenovo	model:	idataplex dx360 m4	scope:	lt	version:	tde168b	Trust: 1.0
vendor:	lenovo	model:	system x3650 m4 hd	scope:	lt	version:	vve172b	Trust: 1.0
vendor:	lenovo	model:	system x3750 m4	scope:	lt	version:	koe170b	Trust: 1.0
vendor:	lenovo	model:	bladecenter hs23	scope:	lt	version:	tke170b	Trust: 1.0
vendor:	lenovo	model:	flex system x220	scope:	lt	version:	kse170b	Trust: 1.0
vendor:	lenovo	model:	bladecenter hs23e	scope:	lt	version:	ahe172b	Trust: 1.0
vendor:	lenovo	model:	system x3500 m4	scope:	lt	version:	y5e170b	Trust: 1.0
vendor:	lenovo	model:	system x3550 m4	scope:	lt	version:	d7e174b	Trust: 1.0
vendor:	lenovo	model:	flex system x240	scope:	lt	version:	b2e172b	Trust: 1.0
vendor:	lenovo	model:	flex system x440	scope:	lt	version:	cne172b	Trust: 1.0
vendor:	lenovo	model:	compute node-x440	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	flex system x220	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	flex system x240	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	flex system x440	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	system x3300 m4	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	system x3500 m4	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	system x3550 m4	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	system x3650 m4	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	system x3650 m4 hd	scope:	-	version:	-	Trust: 0.8
vendor:	lenovo	model:	system x3750 m4	scope:	-	version:	-	Trust: 0.8
vendor:	ibm	model:	system servers	scope:	eq	version:	x	Trust: 0.6

sources: CNVD: CNVD-2020-60338 // JVNDB: JVNDB-2020-012691 // NVD: CVE-2020-8332

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-8332
value:	MEDIUM
Trust: 1.0
psirt@lenovo.com:	CVE-2020-8332
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2020-8332
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2020-60338
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202010-572
value:	MEDIUM
Trust: 0.6
VULMON:	CVE-2020-8332
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-8332
severity:	MEDIUM
baseScore:	6.9
vectorString:	AV:L/AC:M/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.4
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9
CNVD:	CNVD-2020-60338
severity:	MEDIUM
baseScore:	6.9
vectorString:	AV:L/AC:M/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.4
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2020-8332
baseSeverity:	MEDIUM
baseScore:	6.4
vectorString:	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	HIGH
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	0.5
impactScore:	5.9
version:	3.1
Trust: 2.0
OTHER:	JVNDB-2020-012691
baseSeverity:	MEDIUM
baseScore:	6.4
vectorString:	CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	HIGH
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2020-60338 // VULMON: CVE-2020-8332 // JVNDB: JVNDB-2020-012691 // CNNVD: CNNVD-202010-572 // NVD: CVE-2020-8332 // NVD: CVE-2020-8332

PROBLEMTYPE DATA

problemtype:	CWE-367	Trust: 1.0
problemtype:	Time-of-check Time-of-use (TOCTOU) Race condition (CWE-367) [NVD Evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2020-012691 // NVD: CVE-2020-8332

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202010-572

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202010-572

PATCH

title:	LEN-38625	url:	https://support.lenovo.com/us/en/product_security/LEN-38625	Trust: 0.8
title:	Patch for Arbitrary code execution vulnerability in IBM System x servers	url:	https://www.cnvd.org.cn/patchInfo/show/238333	Trust: 0.6
title:	IBM System x servers Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=130451	Trust: 0.6

sources: CNVD: CNVD-2020-60338 // JVNDB: JVNDB-2020-012691 // CNNVD: CNNVD-202010-572

EXTERNAL IDS

db:	NVD	id:	CVE-2020-8332	Trust: 3.1
db:	LENOVO	id:	LEN-38625	Trust: 1.7
db:	JVNDB	id:	JVNDB-2020-012691	Trust: 0.8
db:	CNVD	id:	CNVD-2020-60338	Trust: 0.6
db:	CNNVD	id:	CNNVD-202010-572	Trust: 0.6
db:	VULMON	id:	CVE-2020-8332	Trust: 0.1

sources: CNVD: CNVD-2020-60338 // VULMON: CVE-2020-8332 // JVNDB: JVNDB-2020-012691 // CNNVD: CNNVD-202010-572 // NVD: CVE-2020-8332

REFERENCES

url:	https://support.lenovo.com/us/en/product_security/len-38625	Trust: 2.3
url:	https://nvd.nist.gov/vuln/detail/cve-2020-8332	Trust: 2.0
url:	https://cwe.mitre.org/data/definitions/367.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	https://exchange.xforce.ibmcloud.com/vulnerabilities/189756	Trust: 0.1

sources: CNVD: CNVD-2020-60338 // VULMON: CVE-2020-8332 // JVNDB: JVNDB-2020-012691 // CNNVD: CNNVD-202010-572 // NVD: CVE-2020-8332

SOURCES

db:	CNVD	id:	CNVD-2020-60338
db:	VULMON	id:	CVE-2020-8332
db:	JVNDB	id:	JVNDB-2020-012691
db:	CNNVD	id:	CNNVD-202010-572
db:	NVD	id:	CVE-2020-8332

LAST UPDATE DATE

2024-11-23T22:51:15.242000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-60338	date:	2020-11-03T00:00:00
db:	VULMON	id:	CVE-2020-8332	date:	2020-10-29T00:00:00
db:	JVNDB	id:	JVNDB-2020-012691	date:	2021-05-21T07:52:00
db:	CNNVD	id:	CNNVD-202010-572	date:	2020-10-30T00:00:00
db:	NVD	id:	CVE-2020-8332	date:	2024-11-21T05:38:43.570

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2020-60338	date:	2020-11-03T00:00:00
db:	VULMON	id:	CVE-2020-8332	date:	2020-10-14T00:00:00
db:	JVNDB	id:	JVNDB-2020-012691	date:	2021-05-21T00:00:00
db:	CNNVD	id:	CNNVD-202010-572	date:	2020-10-13T00:00:00
db:	NVD	id:	CVE-2020-8332	date:	2020-10-14T22:15:13.403