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ID

VAR-202305-1531


CVE

CVE-2023-34282


TITLE

D-Link Systems, Inc.  of  DIR-2150  Firmware vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2023-028402

DESCRIPTION

D-Link DIR-2150 HNAP Incorrect Implementation of Authentication Algorithm Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-2150 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SOAP API interface, which listens on TCP port 80 by default. A crafted authentication header can cause authentication to succeed without providing proper credentials. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20910. D-Link Systems, Inc. of DIR-2150 There are unspecified vulnerabilities in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The D-Link DIR-2150 is a member of the AC2100 series Wi-Fi 5 routers from D-Link

Trust: 2.79

sources: NVD: CVE-2023-34282 // JVNDB: JVNDB-2023-028402 // ZDI: ZDI-23-628 // CNVD: CNVD-2025-23629

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-23629

AFFECTED PRODUCTS

vendor:d linkmodel:dir-2150scope: - version: -

Trust: 2.1

vendor:dlinkmodel:dir-2150scope:ltversion:1.06

Trust: 1.0

vendor:d linkmodel:dir-2150scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dir-2150scope:eqversion:dir-2150 firmware 1.06

Trust: 0.8

sources: ZDI: ZDI-23-628 // CNVD: CNVD-2025-23629 // JVNDB: JVNDB-2023-028402 // NVD: CVE-2023-34282

CVSS

SEVERITY

CVSSV2

CVSSV3

zdi-disclosures@trendmicro.com: CVE-2023-34282
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2023-34282
value: HIGH

Trust: 1.0

NVD: CVE-2023-34282
value: HIGH

Trust: 0.8

ZDI: CVE-2023-34282
value: HIGH

Trust: 0.7

CNVD: CNVD-2025-23629
value: HIGH

Trust: 0.6

CNVD: CNVD-2025-23629
severity: HIGH
baseScore: 8.3
vectorString: AV:A/AC:L/AU:N/C:C/I:C/A:C
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 6.5
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

zdi-disclosures@trendmicro.com: CVE-2023-34282
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.0

Trust: 1.8

nvd@nist.gov: CVE-2023-34282
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

ZDI: CVE-2023-34282
baseSeverity: HIGH
baseScore: 8.8
vectorString: AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.0

Trust: 0.7

sources: ZDI: ZDI-23-628 // CNVD: CNVD-2025-23629 // JVNDB: JVNDB-2023-028402 // NVD: CVE-2023-34282 // NVD: CVE-2023-34282

PROBLEMTYPE DATA

problemtype:CWE-303

Trust: 1.0

problemtype:NVD-CWE-Other

Trust: 1.0

problemtype:Improper implementation of authentication algorithms (CWE-303) [ others ]

Trust: 0.8

problemtype: others (CWE-Other) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2023-028402 // NVD: CVE-2023-34282

PATCH

title:Fixed in Firmware v1.06url:https://support.dlink.com.au/Download/download.aspx?product=DIR-2150

Trust: 0.7

title:Patch for D-Link DIR-2150 HNAP Authentication Bypass Vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/738586

Trust: 0.6

sources: ZDI: ZDI-23-628 // CNVD: CNVD-2025-23629

EXTERNAL IDS

db:NVDid:CVE-2023-34282

Trust: 3.9

db:ZDIid:ZDI-23-628

Trust: 2.5

db:JVNDBid:JVNDB-2023-028402

Trust: 0.8

db:ZDI_CANid:ZDI-CAN-20910

Trust: 0.7

db:CNVDid:CNVD-2025-23629

Trust: 0.6

sources: ZDI: ZDI-23-628 // CNVD: CNVD-2025-23629 // JVNDB: JVNDB-2023-028402 // NVD: CVE-2023-34282

REFERENCES

url:https://www.zerodayinitiative.com/advisories/zdi-23-628/

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2023-34282

Trust: 0.8

url:https://support.dlink.com.au/download/download.aspx?product=dir-2150

Trust: 0.7

url:http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2023-34282

Trust: 0.6

sources: ZDI: ZDI-23-628 // CNVD: CNVD-2025-23629 // JVNDB: JVNDB-2023-028402 // NVD: CVE-2023-34282

CREDITS

Anonymous

Trust: 0.7

sources: ZDI: ZDI-23-628

SOURCES

db:ZDIid:ZDI-23-628
db:CNVDid:CNVD-2025-23629
db:JVNDBid:JVNDB-2023-028402
db:NVDid:CVE-2023-34282

LAST UPDATE DATE

2025-10-15T23:38:08.916000+00:00


SOURCES UPDATE DATE

db:ZDIid:ZDI-23-628date:2023-06-02T00:00:00
db:CNVDid:CNVD-2025-23629date:2025-10-14T00:00:00
db:JVNDBid:JVNDB-2023-028402date:2025-03-17T07:40:00
db:NVDid:CVE-2023-34282date:2025-03-13T21:42:34.947

SOURCES RELEASE DATE

db:ZDIid:ZDI-23-628date:2023-05-15T00:00:00
db:CNVDid:CNVD-2025-23629date:2025-09-28T00:00:00
db:JVNDBid:JVNDB-2023-028402date:2025-03-17T00:00:00
db:NVDid:CVE-2023-34282date:2024-05-03T02:15:27.647