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ID

VAR-202308-3671


CVE

CVE-2023-40846


TITLE

Shenzhen Tenda Technology Co.,Ltd.  of  AC6  Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2023-022680

DESCRIPTION

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via function sub_90998. Shenzhen Tenda Technology Co.,Ltd. of AC6 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. This vulnerability is caused by the failure of function sub_90998 to correctly verify the length of input data. A remote attacker can use this vulnerability to execute arbitrary code on the system or cause a denial of service attack

Trust: 2.16

sources: NVD: CVE-2023-40846 // JVNDB: JVNDB-2023-022680 // CNVD: CNVD-2023-68221

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2023-68221

AFFECTED PRODUCTS

vendor:tendamodel:ac6scope:eqversion:15.03.05.16

Trust: 1.6

vendor:tendamodel:ac6scope: - version: -

Trust: 0.8

vendor:tendamodel:ac6scope:eqversion:ac6 firmware 15.03.05.16

Trust: 0.8

vendor:tendamodel:ac6scope:eqversion: -

Trust: 0.8

sources: CNVD: CNVD-2023-68221 // JVNDB: JVNDB-2023-022680 // NVD: CVE-2023-40846

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2023-40846
value: CRITICAL

Trust: 1.0

NVD: CVE-2023-40846
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2023-68221
value: HIGH

Trust: 0.6

CNVD: CNVD-2023-68221
severity: HIGH
baseScore: 10.0
vectorString: AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2023-40846
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2023-40846
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2023-68221 // JVNDB: JVNDB-2023-022680 // NVD: CVE-2023-40846

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2023-022680 // NVD: CVE-2023-40846

EXTERNAL IDS

db:NVDid:CVE-2023-40846

Trust: 3.2

db:JVNDBid:JVNDB-2023-022680

Trust: 0.8

db:CNVDid:CNVD-2023-68221

Trust: 0.6

sources: CNVD: CNVD-2023-68221 // JVNDB: JVNDB-2023-022680 // NVD: CVE-2023-40846

REFERENCES

url:https://github.com/xyiym/digging/blob/main/tenda/ac6/bof/9/9.md

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2023-40846

Trust: 1.4

sources: CNVD: CNVD-2023-68221 // JVNDB: JVNDB-2023-022680 // NVD: CVE-2023-40846

SOURCES

db:CNVDid:CNVD-2023-68221
db:JVNDBid:JVNDB-2023-022680
db:NVDid:CVE-2023-40846

LAST UPDATE DATE

2024-08-14T14:48:56.479000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2023-68221date:2023-09-08T00:00:00
db:JVNDBid:JVNDB-2023-022680date:2024-01-24T01:31:00
db:NVDid:CVE-2023-40846date:2023-08-29T20:22:01.600

SOURCES RELEASE DATE

db:CNVDid:CNVD-2023-68221date:2023-08-31T00:00:00
db:JVNDBid:JVNDB-2023-022680date:2024-01-24T00:00:00
db:NVDid:CVE-2023-40846date:2023-08-28T14:15:09.197