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ID

VAR-202201-0174


CVE

CVE-2021-44158


TITLE

ASUS RT-AX56U Wi-Fi Router  Out-of-bounds write vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2022-002839

DESCRIPTION

ASUS RT-AX56U Wi-Fi Router is vulnerable to stack-based buffer overflow due to improper validation for httpd parameter length. An authenticated local area network attacker can launch arbitrary code execution to control the system or disrupt service. ASUS RT-AX56U Wi-Fi Router 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. ASUS RT-AX56U is a wireless router from ASUS (ASUS) in Taiwan

Trust: 2.25

sources: NVD: CVE-2021-44158 // JVNDB: JVNDB-2022-002839 // CNVD: CNVD-2022-02494 // VULMON: CVE-2021-44158

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-02494

AFFECTED PRODUCTS

vendor:asusmodel:rt-ax56uscope:eqversion:3.0.0.4.386.44266

Trust: 1.6

vendor:asustek computermodel:rt-ax56uscope: - version: -

Trust: 0.8

vendor:asustek computermodel:rt-ax56uscope:eqversion: -

Trust: 0.8

vendor:asustek computermodel:rt-ax56uscope:eqversion:rt-ax56u firmware

Trust: 0.8

sources: CNVD: CNVD-2022-02494 // JVNDB: JVNDB-2022-002839 // NVD: CVE-2021-44158

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-44158
value: HIGH

Trust: 1.0

twcert@cert.org.tw: CVE-2021-44158
value: HIGH

Trust: 1.0

NVD: CVE-2021-44158
value: HIGH

Trust: 0.8

CNVD: CNVD-2022-02494
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202201-048
value: HIGH

Trust: 0.6

VULMON: CVE-2021-44158
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-44158
severity: HIGH
baseScore: 7.7
vectorString: AV:A/AC:L/AU:S/C:C/I:C/A:C
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 5.1
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2022-02494
severity: HIGH
baseScore: 7.7
vectorString: AV:A/AC:L/AU:S/C:C/I:C/A:C
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 5.1
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-44158
baseSeverity: HIGH
baseScore: 8.0
vectorString: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.1
impactScore: 5.9
version: 3.1

Trust: 2.0

OTHER: JVNDB-2022-002839
baseSeverity: HIGH
baseScore: 8.0
vectorString: CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT 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: CNVD: CNVD-2022-02494 // VULMON: CVE-2021-44158 // JVNDB: JVNDB-2022-002839 // CNNVD: CNNVD-202201-048 // NVD: CVE-2021-44158 // NVD: CVE-2021-44158

PROBLEMTYPE DATA

problemtype:CWE-1284

Trust: 1.0

problemtype:CWE-121

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2022-002839 // NVD: CVE-2021-44158

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202201-048

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202201-048

PATCH

title:top pageurl:https://www.asus.com/jp/

Trust: 0.8

title:Patch for Unknown Vulnerability in ASUS RT-AX56Uurl:https://www.cnvd.org.cn/patchInfo/show/312826

Trust: 0.6

title:ASUS RT-AX56U Security vulnerabilitiesurl:http://123.124.177.30/web/xxk/bdxqById.tag?id=176717

Trust: 0.6

title: - url:https://github.com/Expl0desploit/CVE-2021-44158

Trust: 0.1

sources: CNVD: CNVD-2022-02494 // VULMON: CVE-2021-44158 // JVNDB: JVNDB-2022-002839 // CNNVD: CNNVD-202201-048

EXTERNAL IDS

db:NVDid:CVE-2021-44158

Trust: 3.9

db:JVNDBid:JVNDB-2022-002839

Trust: 0.8

db:CNVDid:CNVD-2022-02494

Trust: 0.6

db:CNNVDid:CNNVD-202201-048

Trust: 0.6

db:VULMONid:CVE-2021-44158

Trust: 0.1

sources: CNVD: CNVD-2022-02494 // VULMON: CVE-2021-44158 // JVNDB: JVNDB-2022-002839 // CNNVD: CNNVD-202201-048 // NVD: CVE-2021-44158

REFERENCES

url:https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html

Trust: 2.5

url:https://nvd.nist.gov/vuln/detail/cve-2021-44158

Trust: 1.4

url:https://cwe.mitre.org/data/definitions/787.html

Trust: 0.1

url:https://github.com/expl0desploit/cve-2021-44158

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2022-02494 // VULMON: CVE-2021-44158 // JVNDB: JVNDB-2022-002839 // CNNVD: CNNVD-202201-048 // NVD: CVE-2021-44158

SOURCES

db:CNVDid:CNVD-2022-02494
db:VULMONid:CVE-2021-44158
db:JVNDBid:JVNDB-2022-002839
db:CNNVDid:CNNVD-202201-048
db:NVDid:CVE-2021-44158

LAST UPDATE DATE

2024-11-23T23:00:59.432000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-02494date:2022-01-11T00:00:00
db:VULMONid:CVE-2021-44158date:2022-01-10T00:00:00
db:JVNDBid:JVNDB-2022-002839date:2023-01-10T03:16:00
db:CNNVDid:CNNVD-202201-048date:2023-06-27T00:00:00
db:NVDid:CVE-2021-44158date:2024-11-21T06:30:27.930

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-02494date:2022-01-11T00:00:00
db:VULMONid:CVE-2021-44158date:2022-01-03T00:00:00
db:JVNDBid:JVNDB-2022-002839date:2023-01-10T00:00:00
db:CNNVDid:CNNVD-202201-048date:2022-01-03T00:00:00
db:NVDid:CVE-2021-44158date:2022-01-03T10:15:08.190