Details of VAR-202112-0379

ID

VAR-202112-0379

CVE

CVE-2021-41027

TITLE

Fortinet FortiWeb Out-of-bounds write vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2021-015885

DESCRIPTION

A stack-based buffer overflow in Fortinet FortiWeb version 6.4.1 and 6.4.0, allows an authenticated attacker to execute unauthorized code or commands via crafted certificates loaded into the device. Fortinet FortiWeb Exists in an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state

Trust: 1.71

sources: NVD: CVE-2021-41027 // JVNDB: JVNDB-2021-015885 // VULHUB: VHN-402297

AFFECTED PRODUCTS

vendor:	fortinet	model:	fortiweb	scope:	eq	version:	6.4.1	Trust: 1.0
vendor:	fortinet	model:	fortiweb	scope:	eq	version:	6.4.0	Trust: 1.0
vendor:	フォーティネット	model:	fortiweb	scope:	eq	version:	6.4.1	Trust: 0.8
vendor:	フォーティネット	model:	fortiweb	scope:	eq	version:	6.4.0	Trust: 0.8
vendor:	フォーティネット	model:	fortiweb	scope:	eq	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-015885 // NVD: CVE-2021-41027

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-41027
value:	HIGH
Trust: 1.0
psirt@fortinet.com:	CVE-2021-41027
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-41027
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202112-644
value:	HIGH
Trust: 0.6
VULHUB:	VHN-402297
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-41027
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: 1.8
VULHUB:	VHN-402297
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-2021-41027
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
psirt@fortinet.com:	CVE-2021-41027
baseSeverity:	HIGH
baseScore:	7.3
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.3
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2021-41027
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-402297 // JVNDB: JVNDB-2021-015885 // CNNVD: CNNVD-202112-644 // NVD: CVE-2021-41027 // NVD: CVE-2021-41027

PROBLEMTYPE DATA

problemtype:	CWE-787	Trust: 1.1
problemtype:	Out-of-bounds writing (CWE-787) [NVD evaluation ]	Trust: 0.8

sources: VULHUB: VHN-402297 // JVNDB: JVNDB-2021-015885 // NVD: CVE-2021-41027

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202112-644

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202112-644

PATCH

title:	FG-IR-21-134	url:	https://www.fortiguard.com/psirt/FG-IR-21-134	Trust: 0.8
title:	Fortinet FortiWeb Buffer error vulnerability fix	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=173892	Trust: 0.6

sources: JVNDB: JVNDB-2021-015885 // CNNVD: CNNVD-202112-644

EXTERNAL IDS

db:	NVD	id:	CVE-2021-41027	Trust: 3.3
db:	JVNDB	id:	JVNDB-2021-015885	Trust: 0.8
db:	CNNVD	id:	CNNVD-202112-644	Trust: 0.6
db:	VULHUB	id:	VHN-402297	Trust: 0.1

sources: VULHUB: VHN-402297 // JVNDB: JVNDB-2021-015885 // CNNVD: CNNVD-202112-644 // NVD: CVE-2021-41027

REFERENCES

url:	https://fortiguard.com/advisory/fg-ir-21-134	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-41027	Trust: 1.4

sources: VULHUB: VHN-402297 // JVNDB: JVNDB-2021-015885 // CNNVD: CNNVD-202112-644 // NVD: CVE-2021-41027

SOURCES

db:	VULHUB	id:	VHN-402297
db:	JVNDB	id:	JVNDB-2021-015885
db:	CNNVD	id:	CNNVD-202112-644
db:	NVD	id:	CVE-2021-41027

LAST UPDATE DATE

2024-11-23T23:07:31.282000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-402297	date:	2021-12-09T00:00:00
db:	JVNDB	id:	JVNDB-2021-015885	date:	2022-12-01T07:33:00
db:	CNNVD	id:	CNNVD-202112-644	date:	2021-12-16T00:00:00
db:	NVD	id:	CVE-2021-41027	date:	2024-11-21T06:25:18.017

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-402297	date:	2021-12-08T00:00:00
db:	JVNDB	id:	JVNDB-2021-015885	date:	2022-12-01T00:00:00
db:	CNNVD	id:	CNNVD-202112-644	date:	2021-12-08T00:00:00
db:	NVD	id:	CVE-2021-41027	date:	2021-12-08T13:15:08.013