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ID

VAR-202205-0904


CVE

CVE-2021-3254


TITLE

ASUSTeK Computer Inc.  of  DSL-N14U-B1  Firmware vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2021-019590

DESCRIPTION

Asus DSL-N14U-B1 1.1.2.3_805 allows remote attackers to cause a Denial of Service (DoS) via a TCP SYN scan using nmap. ASUSTeK Computer Inc. of DSL-N14U-B1 There are unspecified vulnerabilities in the firmware.Service operation interruption (DoS) It may be in a state. ASUS DSL-N14U-B1 is a router device from China ASUS (ASUS). A denial of service vulnerability exists in Asus DSL-N14U-B1 version 1.1.2.3_805

Trust: 2.25

sources: NVD: CVE-2021-3254 // JVNDB: JVNDB-2021-019590 // CNVD: CNVD-2022-41786 // VULMON: CVE-2021-3254

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-41786

AFFECTED PRODUCTS

vendor:asusmodel:dsl-n14u-b1scope:eqversion:1.1.2.3_805

Trust: 1.0

vendor:asustek computermodel:dsl-n14u-b1scope:eqversion:dsl-n14u-b1 firmware 1.1.2.3 805

Trust: 0.8

vendor:asustek computermodel:dsl-n14u-b1scope:eqversion: -

Trust: 0.8

vendor:asustek computermodel:dsl-n14u-b1scope: - version: -

Trust: 0.8

vendor:asusmodel:dsl-n14u-b1 1.1.2.3 805scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2022-41786 // JVNDB: JVNDB-2021-019590 // NVD: CVE-2021-3254

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-3254
value: HIGH

Trust: 1.0

NVD: CVE-2021-3254
value: HIGH

Trust: 0.8

CNVD: CNVD-2022-41786
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202205-2931
value: HIGH

Trust: 0.6

VULMON: CVE-2021-3254
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-3254
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2022-41786
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-3254
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

NVD: CVE-2021-3254
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2022-41786 // VULMON: CVE-2021-3254 // JVNDB: JVNDB-2021-019590 // CNNVD: CNNVD-202205-2931 // NVD: CVE-2021-3254

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

Trust: 1.0

problemtype:Lack of information (CWE-noinfo) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-019590 // NVD: CVE-2021-3254

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202205-2931

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-202205-2931

EXTERNAL IDS

db:NVDid:CVE-2021-3254

Trust: 3.9

db:JVNDBid:JVNDB-2021-019590

Trust: 0.8

db:CNVDid:CNVD-2022-41786

Trust: 0.6

db:CNNVDid:CNNVD-202205-2931

Trust: 0.6

db:VULMONid:CVE-2021-3254

Trust: 0.1

sources: CNVD: CNVD-2022-41786 // VULMON: CVE-2021-3254 // JVNDB: JVNDB-2021-019590 // CNNVD: CNNVD-202205-2931 // NVD: CVE-2021-3254

REFERENCES

url:https://kaisersource.github.io/dsl-n14u-syn

Trust: 2.5

url:https://github.com/kaisersource/kaisersource.github.io/blob/main/_posts/2021-01-22-dsl-n14u.md

Trust: 2.3

url:https://nvd.nist.gov/vuln/detail/cve-2021-3254

Trust: 0.8

url:https://cxsecurity.com/cveshow/cve-2021-3254/

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/400.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2022-41786 // VULMON: CVE-2021-3254 // JVNDB: JVNDB-2021-019590 // CNNVD: CNNVD-202205-2931 // NVD: CVE-2021-3254

SOURCES

db:CNVDid:CNVD-2022-41786
db:VULMONid:CVE-2021-3254
db:JVNDBid:JVNDB-2021-019590
db:CNNVDid:CNNVD-202205-2931
db:NVDid:CVE-2021-3254

LAST UPDATE DATE

2024-08-14T14:24:48.431000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-41786date:2022-05-30T00:00:00
db:VULMONid:CVE-2021-3254date:2022-05-18T00:00:00
db:JVNDBid:JVNDB-2021-019590date:2023-08-04T08:30:00
db:CNNVDid:CNNVD-202205-2931date:2022-07-14T00:00:00
db:NVDid:CVE-2021-3254date:2022-07-12T17:42:04.277

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-41786date:2022-05-29T00:00:00
db:VULMONid:CVE-2021-3254date:2022-05-11T00:00:00
db:JVNDBid:JVNDB-2021-019590date:2023-08-04T00:00:00
db:CNNVDid:CNNVD-202205-2931date:2022-05-11T00:00:00
db:NVDid:CVE-2021-3254date:2022-05-11T12:15:07.950