Details of VAR-202310-2570

ID

VAR-202310-2570

CVE

CVE-2023-44839

TITLE

D-Link DIR-823G Encryption parameter buffer overflow vulnerability

Trust: 0.6

sources: CNVD: CNVD-2024-05337

DESCRIPTION

D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buffer overflow via the Encryption parameter in the SetWLanRadioSecurity function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input. D-Link DIR-823G is a wireless router made by China D-Link Company. The vulnerability is caused by incorrect boundary checking of the SetWLanRadioSecurity function

Trust: 1.44

sources: NVD: CVE-2023-44839 // CNVD: CNVD-2024-05337

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2024-05337

AFFECTED PRODUCTS

vendor:	dlink	model:	dir-823g	scope:	eq	version:	1.0.2b05	Trust: 1.0
vendor:	d link	model:	dir-823g a1v1.0.2b05	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2024-05337 // NVD: CVE-2023-44839

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2023-44839
value:	HIGH
Trust: 1.0
CNVD:	CNVD-2024-05337
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2024-05337
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2023-44839
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0

sources: CNVD: CNVD-2024-05337 // NVD: CVE-2023-44839

PROBLEMTYPE DATA

problemtype:

CWE-120

Trust: 1.0

sources: NVD: CVE-2023-44839

PATCH

title:

Patch for D-Link DIR-823G Encryption parameter buffer overflow vulnerability

url:

https://www.cnvd.org.cn/patchInfo/show/520891

Trust: 0.6

sources: CNVD: CNVD-2024-05337

EXTERNAL IDS

db:	NVD	id:	CVE-2023-44839	Trust: 1.6
db:	CNVD	id:	CNVD-2024-05337	Trust: 0.6

sources: CNVD: CNVD-2024-05337 // NVD: CVE-2023-44839

REFERENCES

url:	https://github.com/bugfinder0/public_bug/tree/main/dlink/dir823g/setwlanradiosecurity_encryption	Trust: 1.0
url:	https://www.dlink.com/en/security-bulletin/	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2023-44839	Trust: 0.6

sources: CNVD: CNVD-2024-05337 // NVD: CVE-2023-44839

SOURCES

db:	CNVD	id:	CNVD-2024-05337
db:	NVD	id:	CVE-2023-44839

LAST UPDATE DATE

2024-08-14T14:36:33.097000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2024-05337	date:	2024-01-24T00:00:00
db:	NVD	id:	CVE-2023-44839	date:	2023-10-06T14:59:00.183

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2024-05337	date:	2024-01-25T00:00:00
db:	NVD	id:	CVE-2023-44839	date:	2023-10-05T16:15:12.117