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ID

VAR-202202-0687


CVE

CVE-2021-45734


TITLE

TOTOLINK X5000R  Out-of-bounds write vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2022-004518

DESCRIPTION

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a stack overflow in the function setUrlFilterRules. This vulnerability allows attackers to cause a Denial of Service (DoS) via the url parameter. TOTOLINK X5000R Exists in an out-of-bounds write vulnerability.Service operation interruption (DoS) It may be in a state

Trust: 1.62

sources: NVD: CVE-2021-45734 // JVNDB: JVNDB-2022-004518

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

sources: JVNDB: JVNDB-2022-004518 // NVD: CVE-2021-45734

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-45734
value: HIGH

Trust: 1.0

NVD: CVE-2021-45734
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202202-247
value: HIGH

Trust: 0.6

nvd@nist.gov: CVE-2021-45734
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

nvd@nist.gov: CVE-2021-45734
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-2021-45734
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: JVNDB: JVNDB-2022-004518 // CNNVD: CNNVD-202202-247 // NVD: CVE-2021-45734

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2022-004518 // NVD: CVE-2021-45734

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-247

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202202-247

PATCH

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

Trust: 0.8

sources: JVNDB: JVNDB-2022-004518

EXTERNAL IDS

db:NVDid:CVE-2021-45734

Trust: 3.2

db:JVNDBid:JVNDB-2022-004518

Trust: 0.8

db:CNNVDid:CNNVD-202202-247

Trust: 0.6

sources: JVNDB: JVNDB-2022-004518 // CNNVD: CNNVD-202202-247 // NVD: CVE-2021-45734

REFERENCES

url:https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_10/10.md

Trust: 1.6

url:https://nvd.nist.gov/vuln/detail/cve-2021-45734

Trust: 1.4

sources: JVNDB: JVNDB-2022-004518 // CNNVD: CNNVD-202202-247 // NVD: CVE-2021-45734

SOURCES

db:JVNDBid:JVNDB-2022-004518
db:CNNVDid:CNNVD-202202-247
db:NVDid:CVE-2021-45734

LAST UPDATE DATE

2024-11-23T22:10:54.594000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2022-004518date:2023-04-14T08:22:00
db:CNNVDid:CNNVD-202202-247date:2022-03-24T00:00:00
db:NVDid:CVE-2021-45734date:2024-11-21T06:32:58.663

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2022-004518date:2023-04-14T00:00:00
db:CNNVDid:CNNVD-202202-247date:2022-02-04T00:00:00
db:NVDid:CVE-2021-45734date:2022-02-04T02:15:08.107