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ID

VAR-202101-0529


CVE

CVE-2020-29557


TITLE

D-Link DIR-825 R1  Classic buffer overflow vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2020-015972

DESCRIPTION

An issue was discovered on D-Link DIR-825 R1 devices through 3.0.1 before 2020-11-20. A buffer overflow in the web interface allows attackers to achieve pre-authentication remote code execution. D-Link DIR-825 R1 A classic buffer overflow vulnerability exists in the device.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. D-Link DIR-825 is a router of D-Link company in Taiwan. D-Link DIR-825 R1 devices 3.0.1 and earlier versions have a buffer overflow vulnerability

Trust: 2.25

sources: NVD: CVE-2020-29557 // JVNDB: JVNDB-2020-015972 // CNVD: CNVD-2021-20278 // VULMON: CVE-2020-29557

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-20278

AFFECTED PRODUCTS

vendor:dlinkmodel:dir-825 r1scope:lteversion:3.0.1

Trust: 1.0

vendor:d linkmodel:dir-825/r1scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dir-825/r1scope: - version: -

Trust: 0.8

vendor:d linkmodel:dir-825/r1scope:lteversion:dir-825/r1 firmware 3.0.1 until (2020/11/20 before that )

Trust: 0.8

vendor:d linkmodel:dir-825scope: - version: -

Trust: 0.6

vendor:d linkmodel:dir-825scope:lteversion:<=3.0.1

Trust: 0.6

sources: CNVD: CNVD-2021-20278 // JVNDB: JVNDB-2020-015972 // NVD: CVE-2020-29557

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-29557
value: CRITICAL

Trust: 1.0

NVD: CVE-2020-29557
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2021-20278
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202101-2549
value: CRITICAL

Trust: 0.6

VULMON: CVE-2020-29557
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2020-29557
severity: HIGH
baseScore: 10.0
vectorString: AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2021-20278
severity: HIGH
baseScore: 10.0
vectorString: AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2020-29557
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-2020-29557
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-2021-20278 // VULMON: CVE-2020-29557 // JVNDB: JVNDB-2020-015972 // CNNVD: CNNVD-202101-2549 // NVD: CVE-2020-29557

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.0

problemtype:Classic buffer overflow (CWE-120) [NVD Evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2020-015972 // NVD: CVE-2020-29557

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202101-2549

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202101-2549

PATCH

title:Downloadurl:https://www.dlink.ru/ru/download2/5/19/2354/441/

Trust: 0.8

title:Patch for D-Link DIR-825 buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/254126

Trust: 0.6

title:D-Link DIR-825 Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=140118

Trust: 0.6

title:Known Exploited Vulnerabilities Detectorurl:https://github.com/Ostorlab/KEV

Trust: 0.1

sources: CNVD: CNVD-2021-20278 // VULMON: CVE-2020-29557 // JVNDB: JVNDB-2020-015972 // CNNVD: CNNVD-202101-2549

EXTERNAL IDS

db:NVDid:CVE-2020-29557

Trust: 3.1

db:JVNDBid:JVNDB-2020-015972

Trust: 0.8

db:CNVDid:CNVD-2021-20278

Trust: 0.6

db:CNNVDid:CNNVD-202101-2549

Trust: 0.6

db:VULMONid:CVE-2020-29557

Trust: 0.1

sources: CNVD: CNVD-2021-20278 // VULMON: CVE-2020-29557 // JVNDB: JVNDB-2020-015972 // CNNVD: CNNVD-202101-2549 // NVD: CVE-2020-29557

REFERENCES

url:https://shaqed.github.io/dlink/

Trust: 2.5

url:https://nvd.nist.gov/vuln/detail/cve-2020-29557

Trust: 2.0

url:https://www.dlink.ru/ru/download2/5/19/2354/441/

Trust: 1.7

url:https://cwe.mitre.org/data/definitions/119.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

url:https://github.com/ostorlab/kev

Trust: 0.1

sources: CNVD: CNVD-2021-20278 // VULMON: CVE-2020-29557 // JVNDB: JVNDB-2020-015972 // CNNVD: CNNVD-202101-2549 // NVD: CVE-2020-29557

SOURCES

db:CNVDid:CNVD-2021-20278
db:VULMONid:CVE-2020-29557
db:JVNDBid:JVNDB-2020-015972
db:CNNVDid:CNNVD-202101-2549
db:NVDid:CVE-2020-29557

LAST UPDATE DATE

2024-11-23T22:16:10.101000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-20278date:2021-03-23T00:00:00
db:VULMONid:CVE-2020-29557date:2023-04-27T00:00:00
db:JVNDBid:JVNDB-2020-015972date:2021-10-27T09:11:00
db:CNNVDid:CNNVD-202101-2549date:2022-07-14T00:00:00
db:NVDid:CVE-2020-29557date:2024-11-21T05:24:11.937

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-20278date:2021-03-21T00:00:00
db:VULMONid:CVE-2020-29557date:2021-01-29T00:00:00
db:JVNDBid:JVNDB-2020-015972date:2021-10-27T00:00:00
db:CNNVDid:CNNVD-202101-2549date:2021-01-29T00:00:00
db:NVDid:CVE-2020-29557date:2021-01-29T20:15:12.933