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ID

VAR-202112-0405


CVE

CVE-2021-41017


TITLE

FortiWeb  Out-of-bounds write vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2021-016040

DESCRIPTION

Multiple heap-based buffer overflow vulnerabilities in some web API controllers of FortiWeb 6.4.1, 6.4.0, and 6.3.0 through 6.3.15 may allow a remote authenticated attacker to execute arbitrary code or commands via specifically crafted HTTP requests. 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. Fortinet FortiWeb is a web application layer firewall developed by Fortinet, which can block threats such as cross-site scripting, SQL injection, cookie poisoning, schema poisoning, etc., to ensure the security of web applications and protect sensitive database content. The following products and versions are affected: FortiWeb 6.4.1, 6.4.0, 6.3.0 through 6.3.15

Trust: 1.71

sources: NVD: CVE-2021-41017 // JVNDB: JVNDB-2021-016040 // VULHUB: VHN-402290

AFFECTED PRODUCTS

vendor:fortinetmodel:fortiwebscope:gteversion:6.3.0

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vendor:fortinetmodel:fortiwebscope:eqversion:6.4.1

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vendor:fortinetmodel:fortiwebscope:eqversion:6.4.0

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vendor:fortinetmodel:fortiwebscope:lteversion:6.3.15

Trust: 1.0

vendor:フォーティネットmodel:fortiwebscope:eqversion: -

Trust: 0.8

vendor:フォーティネットmodel:fortiwebscope:eqversion:6.4.1

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vendor:フォーティネットmodel:fortiwebscope:eqversion:6.3.0 to 6.3.15

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vendor:フォーティネットmodel:fortiwebscope:eqversion:6.4.0

Trust: 0.8

sources: JVNDB: JVNDB-2021-016040 // NVD: CVE-2021-41017

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-41017
value: HIGH

Trust: 1.0

psirt@fortinet.com: CVE-2021-41017
value: HIGH

Trust: 1.0

NVD: CVE-2021-41017
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202112-701
value: HIGH

Trust: 0.6

VULHUB: VHN-402290
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-41017
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-402290
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-41017
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: 2.0

OTHER: JVNDB-2021-016040
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

sources: VULHUB: VHN-402290 // JVNDB: JVNDB-2021-016040 // CNNVD: CNNVD-202112-701 // NVD: CVE-2021-41017 // NVD: CVE-2021-41017

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.1

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

Trust: 0.8

sources: VULHUB: VHN-402290 // JVNDB: JVNDB-2021-016040 // NVD: CVE-2021-41017

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202112-701

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202112-701

PATCH

title:FG-IR-21-160url:https://www.fortiguard.com/psirt/FG-IR-21-160

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title:Fortinet FortiWeb Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=174020

Trust: 0.6

sources: JVNDB: JVNDB-2021-016040 // CNNVD: CNNVD-202112-701

EXTERNAL IDS

db:NVDid:CVE-2021-41017

Trust: 3.3

db:JVNDBid:JVNDB-2021-016040

Trust: 0.8

db:CNNVDid:CNNVD-202112-701

Trust: 0.7

db:VULHUBid:VHN-402290

Trust: 0.1

sources: VULHUB: VHN-402290 // JVNDB: JVNDB-2021-016040 // CNNVD: CNNVD-202112-701 // NVD: CVE-2021-41017

REFERENCES

url:https://fortiguard.com/advisory/fg-ir-21-160

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-41017

Trust: 1.4

sources: VULHUB: VHN-402290 // JVNDB: JVNDB-2021-016040 // CNNVD: CNNVD-202112-701 // NVD: CVE-2021-41017

SOURCES

db:VULHUBid:VHN-402290
db:JVNDBid:JVNDB-2021-016040
db:CNNVDid:CNNVD-202112-701
db:NVDid:CVE-2021-41017

LAST UPDATE DATE

2024-08-14T14:50:03.368000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-402290date:2021-12-10T00:00:00
db:JVNDBid:JVNDB-2021-016040date:2022-12-05T07:26:00
db:CNNVDid:CNNVD-202112-701date:2021-12-14T00:00:00
db:NVDid:CVE-2021-41017date:2021-12-10T15:18:34.207

SOURCES RELEASE DATE

db:VULHUBid:VHN-402290date:2021-12-08T00:00:00
db:JVNDBid:JVNDB-2021-016040date:2022-12-05T00:00:00
db:CNNVDid:CNNVD-202112-701date:2021-12-08T00:00:00
db:NVDid:CVE-2021-41017date:2021-12-08T19:15:09.900