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ID

VAR-202308-3151


CVE

CVE-2023-35726


TITLE

D-Link DAP-2622 DDP User Verification Auth Password Stack-based Buffer Overflow Remote Code Execution Vulnerability

Trust: 0.7

sources: ZDI: ZDI-23-1232

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 DAP-2622 is a wireless access point device from D-Link, a Chinese company

Trust: 2.16

sources: NVD: CVE-2023-35726 // 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: 1.3

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

CVSS

SEVERITY

CVSSV2

CVSSV3

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

Trust: 1.0

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: 1.0

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 // NVD: CVE-2023-35726

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

sources: 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: 2.4

db:ZDIid:ZDI-23-1232

Trust: 1.8

db:DLINKid:SAP10349

Trust: 1.0

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 // NVD: CVE-2023-35726

REFERENCES

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

Trust: 1.7

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

Trust: 1.1

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 // 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:NVDid:CVE-2023-35726

LAST UPDATE DATE

2024-09-19T22:39:06.246000+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:NVDid:CVE-2023-35726date:2024-09-18T19:15:26.327

SOURCES RELEASE DATE

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