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ID

VAR-202308-3151


CVE

CVE-2023-35726


TITLE

D-Link Systems, Inc.  of  DAP-2622  Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2023-028928

DESCRIPTION

D-Link DAP-2622 DDP User Verification Auth Password Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the DDP service. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-20053. D-Link Systems, Inc. of DAP-2622 An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. D-Link DAP-2622 is a wireless access point device from D-Link, a Chinese company

Trust: 2.88

sources: NVD: CVE-2023-35726 // JVNDB: JVNDB-2023-028928 // ZDI: ZDI-23-1232 // CNVD: CNVD-2024-32555 // VULMON: CVE-2023-35726

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2024-32555

AFFECTED PRODUCTS

vendor:d linkmodel:dap-2622scope: - version: -

Trust: 2.1

vendor:dlinkmodel:dap-2622scope:ltversion:1.10b03r022

Trust: 1.0

vendor:d linkmodel:dap-2622scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dap-2622scope:eqversion:dap-2622 firmware 1.10b03r022

Trust: 0.8

sources: ZDI: ZDI-23-1232 // CNVD: CNVD-2024-32555 // JVNDB: JVNDB-2023-028928 // NVD: CVE-2023-35726

CVSS

SEVERITY

CVSSV2

CVSSV3

zdi-disclosures@trendmicro.com: CVE-2023-35726
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2023-35726
value: HIGH

Trust: 1.0

NVD: CVE-2023-35726
value: HIGH

Trust: 0.8

ZDI: CVE-2023-35726
value: HIGH

Trust: 0.7

CNVD: CNVD-2024-32555
value: HIGH

Trust: 0.6

CNVD: CNVD-2024-32555
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-2023-35726
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-2023-35726
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-2023-35726
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-23-1232 // CNVD: CNVD-2024-32555 // JVNDB: JVNDB-2023-028928 // NVD: CVE-2023-35726 // NVD: CVE-2023-35726

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

problemtype:CWE-121

Trust: 1.0

problemtype:Stack-based buffer overflow (CWE-121) [ others ]

Trust: 0.8

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

Trust: 0.8

sources: JVNDB: JVNDB-2023-028928 // NVD: CVE-2023-35726

PATCH

title:D-Link has issued an update to correct this vulnerability.url:https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349

Trust: 0.7

title:Patch for D-Link DAP-2622 Buffer Overflow Vulnerability (CNVD-2024-32555)url:https://www.cnvd.org.cn/patchInfo/show/568991

Trust: 0.6

sources: ZDI: ZDI-23-1232 // CNVD: CNVD-2024-32555

EXTERNAL IDS

db:NVDid:CVE-2023-35726

Trust: 4.0

db:ZDIid:ZDI-23-1232

Trust: 2.6

db:DLINKid:SAP10349

Trust: 1.8

db:JVNDBid:JVNDB-2023-028928

Trust: 0.8

db:ZDI_CANid:ZDI-CAN-20053

Trust: 0.7

db:CNVDid:CNVD-2024-32555

Trust: 0.6

db:VULMONid:CVE-2023-35726

Trust: 0.1

sources: ZDI: ZDI-23-1232 // CNVD: CNVD-2024-32555 // VULMON: CVE-2023-35726 // JVNDB: JVNDB-2023-028928 // NVD: CVE-2023-35726

REFERENCES

url:https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=sap10349

Trust: 2.5

url:https://www.zerodayinitiative.com/advisories/zdi-23-1232/

Trust: 1.9

url:https://nvd.nist.gov/vuln/detail/cve-2023-35726

Trust: 0.8

url:http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2023-35726

Trust: 0.6

sources: ZDI: ZDI-23-1232 // CNVD: CNVD-2024-32555 // VULMON: CVE-2023-35726 // JVNDB: JVNDB-2023-028928 // NVD: CVE-2023-35726

CREDITS

Dmitry "InfoSecDJ" Janushkevich of Trend Micro Zero Day Initiative

Trust: 0.7

sources: ZDI: ZDI-23-1232

SOURCES

db:ZDIid:ZDI-23-1232
db:CNVDid:CNVD-2024-32555
db:VULMONid:CVE-2023-35726
db:JVNDBid:JVNDB-2023-028928
db:NVDid:CVE-2023-35726

LAST UPDATE DATE

2025-05-17T23:00:03.079000+00:00


SOURCES UPDATE DATE

db:ZDIid:ZDI-23-1232date:2023-08-25T00:00:00
db:CNVDid:CNVD-2024-32555date:2024-07-15T00:00:00
db:JVNDBid:JVNDB-2023-028928date:2025-05-14T12:43:00
db:NVDid:CVE-2023-35726date:2025-05-13T13:53:18.560

SOURCES RELEASE DATE

db:ZDIid:ZDI-23-1232date:2023-08-25T00:00:00
db:CNVDid:CNVD-2024-32555date:2024-07-15T00:00:00
db:JVNDBid:JVNDB-2023-028928date:2025-05-14T00:00:00
db:NVDid:CVE-2023-35726date:2024-05-03T02:15:35.650