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ID

VAR-202308-3121


CVE

CVE-2023-35727


TITLE

D-Link DAP-2622 DDP Reboot Auth Username Stack-based Buffer Overflow Remote Code Execution Vulnerability

Trust: 0.7

sources: ZDI: ZDI-23-1233

DESCRIPTION

D-Link DAP-2622 DDP Reboot Auth Username 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-20054. D-Link DAP-2622 is a wireless access point device from D-Link, a Chinese company

Trust: 2.16

sources: NVD: CVE-2023-35727 // ZDI: ZDI-23-1233 // CNVD: CNVD-2024-32560 // VULMON: CVE-2023-35727

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2024-32560

AFFECTED PRODUCTS

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

Trust: 1.3

sources: ZDI: ZDI-23-1233 // CNVD: CNVD-2024-32560

CVSS

SEVERITY

CVSSV2

CVSSV3

zdi-disclosures@trendmicro.com: CVE-2023-35727
value: HIGH

Trust: 1.0

ZDI: CVE-2023-35727
value: HIGH

Trust: 0.7

CNVD: CNVD-2024-32560
value: HIGH

Trust: 0.6

CNVD: CNVD-2024-32560
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-2023-35727
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-2023-35727
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-23-1233 // CNVD: CNVD-2024-32560 // NVD: CVE-2023-35727

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

sources: NVD: CVE-2023-35727

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-2024-32560)url:https://www.cnvd.org.cn/patchInfo/show/569016

Trust: 0.6

sources: ZDI: ZDI-23-1233 // CNVD: CNVD-2024-32560

EXTERNAL IDS

db:NVDid:CVE-2023-35727

Trust: 2.4

db:ZDIid:ZDI-23-1233

Trust: 1.8

db:DLINKid:SAP10349

Trust: 1.0

db:ZDI_CANid:ZDI-CAN-20054

Trust: 0.7

db:CNVDid:CNVD-2024-32560

Trust: 0.6

db:VULMONid:CVE-2023-35727

Trust: 0.1

sources: ZDI: ZDI-23-1233 // CNVD: CNVD-2024-32560 // VULMON: CVE-2023-35727 // NVD: CVE-2023-35727

REFERENCES

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

Trust: 1.7

url:https://www.zerodayinitiative.com/advisories/zdi-23-1233/

Trust: 1.1

url:http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2023-35727

Trust: 0.6

sources: ZDI: ZDI-23-1233 // CNVD: CNVD-2024-32560 // VULMON: CVE-2023-35727 // NVD: CVE-2023-35727

CREDITS

Dmitry "InfoSecDJ" Janushkevich of Trend Micro Zero Day Initiative

Trust: 0.7

sources: ZDI: ZDI-23-1233

SOURCES

db:ZDIid:ZDI-23-1233
db:CNVDid:CNVD-2024-32560
db:VULMONid:CVE-2023-35727
db:NVDid:CVE-2023-35727

LAST UPDATE DATE

2024-09-19T22:39:05.954000+00:00


SOURCES UPDATE DATE

db:ZDIid:ZDI-23-1233date:2023-08-25T00:00:00
db:CNVDid:CNVD-2024-32560date:2024-07-15T00:00:00
db:NVDid:CVE-2023-35727date:2024-09-18T19:15:26.420

SOURCES RELEASE DATE

db:ZDIid:ZDI-23-1233date:2023-08-25T00:00:00
db:CNVDid:CNVD-2024-32560date:2024-07-15T00:00:00
db:NVDid:CVE-2023-35727date:2024-05-03T02:15:35.823