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ID

VAR-202104-1116


CVE

CVE-2021-30072


TITLE

D-Link DIR-878  Out-of-bounds write vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-005281

DESCRIPTION

An issue was discovered in prog.cgi on D-Link DIR-878 1.30B08 devices. Because strcat is misused, there is a stack-based buffer overflow that does not require authentication. D-Link DIR-878 The device contains an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. D-Link DIR-878 is a wireless router produced by D-Link in Taiwan. The prog.cgi in D-Link DIR-878 1.30B08 has a stack buffer overflow vulnerability

Trust: 2.25

sources: NVD: CVE-2021-30072 // JVNDB: JVNDB-2021-005281 // CNVD: CNVD-2021-30002 // VULMON: CVE-2021-30072

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-30002

AFFECTED PRODUCTS

vendor:dlinkmodel:dir-878scope:lteversion:1.30b08

Trust: 1.0

vendor:d linkmodel:dir-878scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dir-878scope:eqversion:dir-878 firmware 1.30b08

Trust: 0.8

vendor:d linkmodel:dir-878 1.30b08scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2021-30002 // JVNDB: JVNDB-2021-005281 // NVD: CVE-2021-30072

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-30072
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-30072
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2021-30002
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202104-078
value: CRITICAL

Trust: 0.6

VULMON: CVE-2021-30072
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-30072
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2021-30002
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-30072
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-30072
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2021-30002 // VULMON: CVE-2021-30072 // JVNDB: JVNDB-2021-005281 // CNNVD: CNNVD-202104-078 // NVD: CVE-2021-30072

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-005281 // NVD: CVE-2021-30072

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202104-078

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202104-078

PATCH

title:Unauthenticated Stack-based Buffer Overflow Vulnerabilityurl:https://www.dlink.com/en/security-bulletin

Trust: 0.8

title:Patch for D-Link DIR-878 stack buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/260316

Trust: 0.6

title:D-Link DIR-878 Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=147289

Trust: 0.6

sources: CNVD: CNVD-2021-30002 // JVNDB: JVNDB-2021-005281 // CNNVD: CNNVD-202104-078

EXTERNAL IDS

db:NVDid:CVE-2021-30072

Trust: 3.9

db:DLINKid:SAP10217

Trust: 1.7

db:JVNDBid:JVNDB-2021-005281

Trust: 0.8

db:CNVDid:CNVD-2021-30002

Trust: 0.6

db:CNNVDid:CNNVD-202104-078

Trust: 0.6

db:VULMONid:CVE-2021-30072

Trust: 0.1

sources: CNVD: CNVD-2021-30002 // VULMON: CVE-2021-30072 // JVNDB: JVNDB-2021-005281 // CNNVD: CNNVD-202104-078 // NVD: CVE-2021-30072

REFERENCES

url:https://nvd.nist.gov/vuln/detail/cve-2021-30072

Trust: 2.0

url:https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=sap10217

Trust: 1.7

url:https://www.dlink.com/en/security-bulletin/

Trust: 1.7

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

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2021-30002 // VULMON: CVE-2021-30072 // JVNDB: JVNDB-2021-005281 // CNNVD: CNNVD-202104-078 // NVD: CVE-2021-30072

SOURCES

db:CNVDid:CNVD-2021-30002
db:VULMONid:CVE-2021-30072
db:JVNDBid:JVNDB-2021-005281
db:CNNVDid:CNNVD-202104-078
db:NVDid:CVE-2021-30072

LAST UPDATE DATE

2024-11-23T23:11:05.965000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-30002date:2021-04-22T00:00:00
db:VULMONid:CVE-2021-30072date:2021-04-23T00:00:00
db:JVNDBid:JVNDB-2021-005281date:2021-12-10T05:00:00
db:CNNVDid:CNNVD-202104-078date:2021-04-13T00:00:00
db:NVDid:CVE-2021-30072date:2024-11-21T06:03:17.980

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-30002date:2021-04-22T00:00:00
db:VULMONid:CVE-2021-30072date:2021-04-02T00:00:00
db:JVNDBid:JVNDB-2021-005281date:2021-12-10T00:00:00
db:CNNVDid:CNNVD-202104-078date:2021-04-02T00:00:00
db:NVDid:CVE-2021-30072date:2021-04-02T20:15:13.473