Details of VAR-202103-0922

ID

VAR-202103-0922

CVE

CVE-2021-27381

TITLE

Solid Edge Out-of-bounds read vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-004477

DESCRIPTION

A vulnerability has been identified in Solid Edge SE2020 (All Versions < SE2020MP13), Solid Edge SE2021 (All Versions < SE2021MP3). Affected applications lack proper validation of user-supplied data when parsing PAR files. This could result in an out of bounds read past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12534). Zero Day Initiative To this vulnerability ZDI-CAN-12534 Was numbered.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Siemens Solid Edge Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.The specific flaw exists within the parsing of PAR files

Trust: 2.25

sources: NVD: CVE-2021-27381 // JVNDB: JVNDB-2021-004477 // ZDI: ZDI-21-270

AFFECTED PRODUCTS

vendor:	siemens	model:	solid edge	scope:	eq	version:	se2021	Trust: 1.0
vendor:	siemens	model:	solid edge	scope:	lt	version:	se2021	Trust: 1.0
vendor:	シーメンス	model:	solid edge	scope:	eq	version:	se2021mp3	Trust: 0.8
vendor:	シーメンス	model:	solid edge	scope:	eq	version:	se2020mp13	Trust: 0.8
vendor:	シーメンス	model:	solid edge	scope:	eq	version:	-	Trust: 0.8
vendor:	siemens	model:	solid edge viewer	scope:	-	version:	-	Trust: 0.7

sources: ZDI: ZDI-21-270 // JVNDB: JVNDB-2021-004477 // NVD: CVE-2021-27381

CVSS

SEVERITY

CVSSV2

CVSSV3

NVD:	CVE-2021-27381
value:	HIGH
Trust: 1.8
ZDI:	CVE-2021-27381
value:	HIGH
Trust: 0.7
CNNVD:	CNNVD-202103-695
value:	HIGH
Trust: 0.6

NVD:	CVE-2021-27381
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
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: 1.8

NVD:	CVE-2021-27381
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2021-27381
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8
ZDI:	CVE-2021-27381
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.0
Trust: 0.7

sources: ZDI: ZDI-21-270 // JVNDB: JVNDB-2021-004477 // CNNVD: CNNVD-202103-695 // NVD: CVE-2021-27381

PROBLEMTYPE DATA

problemtype:	CWE-125	Trust: 1.0
problemtype:	Out-of-bounds read (CWE-125) [ Other ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-004477 // NVD: CVE-2021-27381

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202103-695

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202103-695

CONFIGURATIONS

sources: NVD: CVE-2021-27381

PATCH

title:	SSA-715184	url:	https://cert-portal.siemens.com/productcert/pdf/ssa-715184.pdf	Trust: 0.8
title:	Siemens has issued an update to correct this vulnerability.	url:	https://us-cert.cisa.gov/ics/advisories/icsa-21-068-09	Trust: 0.7
title:	Siemens Solid Edge Buffer error vulnerability fix	url:	http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=144545	Trust: 0.6

sources: ZDI: ZDI-21-270 // JVNDB: JVNDB-2021-004477 // CNNVD: CNNVD-202103-695

EXTERNAL IDS

db:	NVD	id:	CVE-2021-27381	Trust: 3.1
db:	SIEMENS	id:	SSA-715184	Trust: 1.6
db:	ZDI	id:	ZDI-21-270	Trust: 1.3
db:	JVN	id:	JVNVU93441670	Trust: 0.8
db:	JVNDB	id:	JVNDB-2021-004477	Trust: 0.8
db:	ZDI_CAN	id:	ZDI-CAN-12534	Trust: 0.7
db:	ICS CERT	id:	ICSA-21-068-09	Trust: 0.6
db:	AUSCERT	id:	ESB-2021.0854	Trust: 0.6
db:	CNNVD	id:	CNNVD-202103-695	Trust: 0.6

sources: ZDI: ZDI-21-270 // JVNDB: JVNDB-2021-004477 // CNNVD: CNNVD-202103-695 // NVD: CVE-2021-27381

REFERENCES

url:	https://cert-portal.siemens.com/productcert/pdf/ssa-715184.pdf	Trust: 1.6
url:	https://nvd.nist.gov/vuln/detail/cve-2021-27381	Trust: 1.4
url:	https://us-cert.cisa.gov/ics/advisories/icsa-21-068-09	Trust: 1.3
url:	https://jvn.jp/vu/jvnvu93441670/	Trust: 0.8
url:	https://www.auscert.org.au/bulletins/esb-2021.0854	Trust: 0.6
url:	https://www.zerodayinitiative.com/advisories/zdi-21-270/	Trust: 0.6

sources: ZDI: ZDI-21-270 // JVNDB: JVNDB-2021-004477 // CNNVD: CNNVD-202103-695 // NVD: CVE-2021-27381

CREDITS

Francis Provencher {PRL}

Trust: 0.7

sources: ZDI: ZDI-21-270

SOURCES

db:	ZDI	id:	ZDI-21-270
db:	JVNDB	id:	JVNDB-2021-004477
db:	CNNVD	id:	CNNVD-202103-695
db:	NVD	id:	CVE-2021-27381

LAST UPDATE DATE

2022-05-04T06:52:37.767000+00:00

SOURCES UPDATE DATE

db:	ZDI	id:	ZDI-21-270	date:	2021-03-12T00:00:00
db:	JVNDB	id:	JVNDB-2021-004477	date:	2021-11-22T09:03:00
db:	CNNVD	id:	CNNVD-202103-695	date:	2021-03-19T00:00:00
db:	NVD	id:	CVE-2021-27381	date:	2021-07-15T18:00:00

SOURCES RELEASE DATE

db:	ZDI	id:	ZDI-21-270	date:	2021-03-11T00:00:00
db:	JVNDB	id:	JVNDB-2021-004477	date:	2021-11-22T00:00:00
db:	CNNVD	id:	CNNVD-202103-695	date:	2021-03-09T00:00:00
db:	NVD	id:	CVE-2021-27381	date:	2021-03-15T17:15:00