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ID

VAR-202202-0686


CVE

CVE-2021-45736


TITLE

TOTOLINK X5000R  Out-of-bounds write vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2022-004513

DESCRIPTION

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a stack overflow in the function setL2tpServerCfg. This vulnerability allows attackers to cause a Denial of Service (DoS) via the eip, sip, server parameters. TOTOLINK X5000R Exists in an out-of-bounds write vulnerability.Service operation interruption (DoS) It may be in a state. TOTOLINK X5000R is a router

Trust: 2.16

sources: NVD: CVE-2021-45736 // JVNDB: JVNDB-2022-004513 // CNVD: CNVD-2022-17124

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-17124

AFFECTED PRODUCTS

vendor:totolinkmodel:x5000rscope:eqversion:9.1.0u.6118_b20201102

Trust: 1.0

vendor:totolinkmodel:x5000rscope:eqversion:x5000r firmware 9.1.0u.6118_b20201102

Trust: 0.8

vendor:totolinkmodel:x5000rscope:eqversion: -

Trust: 0.8

vendor:totolinkmodel:x5000r 9.1.0u.6118 b20201102scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2022-17124 // JVNDB: JVNDB-2022-004513 // NVD: CVE-2021-45736

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-45736
value: HIGH

Trust: 1.0

NVD: CVE-2021-45736
value: HIGH

Trust: 0.8

CNVD: CNVD-2022-17124
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202202-249
value: HIGH

Trust: 0.6

nvd@nist.gov: CVE-2021-45736
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: 1.8

CNVD: CNVD-2022-17124
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-2021-45736
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-2021-45736
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-2022-17124 // JVNDB: JVNDB-2022-004513 // CNNVD: CNNVD-202202-249 // NVD: CVE-2021-45736

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2022-004513 // NVD: CVE-2021-45736

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-249

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202202-249

PATCH

title:Top Pageurl:https://www.totolink.net/

Trust: 0.8

sources: JVNDB: JVNDB-2022-004513

EXTERNAL IDS

db:NVDid:CVE-2021-45736

Trust: 3.8

db:JVNDBid:JVNDB-2022-004513

Trust: 0.8

db:CNVDid:CNVD-2022-17124

Trust: 0.6

db:CNNVDid:CNNVD-202202-249

Trust: 0.6

sources: CNVD: CNVD-2022-17124 // JVNDB: JVNDB-2022-004513 // CNNVD: CNNVD-202202-249 // NVD: CVE-2021-45736

REFERENCES

url:https://nvd.nist.gov/vuln/detail/cve-2021-45736

Trust: 2.0

url:https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_9/9.md

Trust: 1.6

sources: CNVD: CNVD-2022-17124 // JVNDB: JVNDB-2022-004513 // CNNVD: CNNVD-202202-249 // NVD: CVE-2021-45736

SOURCES

db:CNVDid:CNVD-2022-17124
db:JVNDBid:JVNDB-2022-004513
db:CNNVDid:CNNVD-202202-249
db:NVDid:CVE-2021-45736

LAST UPDATE DATE

2024-11-23T21:50:41.594000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-17124date:2022-03-07T00:00:00
db:JVNDBid:JVNDB-2022-004513date:2023-04-14T08:00:00
db:CNNVDid:CNNVD-202202-249date:2022-03-24T00:00:00
db:NVDid:CVE-2021-45736date:2024-11-21T06:32:58.947

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-17124date:2022-03-07T00:00:00
db:JVNDBid:JVNDB-2022-004513date:2023-04-14T00:00:00
db:CNNVDid:CNNVD-202202-249date:2022-02-04T00:00:00
db:NVDid:CVE-2021-45736date:2022-02-04T02:15:08.197