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ID

VAR-202403-0846


CVE

CVE-2024-2547


TITLE

Tenda AC18 R7WebsSecurityHandler function buffer overflow vulnerability

Trust: 0.6

sources: CNVD: CNVD-2024-14310

DESCRIPTION

A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. Tenda AC18 is a router made by the Chinese company Tenda. This vulnerability is caused by the password parameter of the R7WebsSecurityHandler function failing to correctly verify the length of the input data. A remote attacker can use this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 1.44

sources: NVD: CVE-2024-2547 // CNVD: CNVD-2024-14310

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2024-14310

AFFECTED PRODUCTS

vendor:tendamodel:ac18scope:eqversion:15.03.05.05

Trust: 0.6

sources: CNVD: CNVD-2024-14310

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2024-2547
value: HIGH

Trust: 1.0

CNVD: CNVD-2024-14310
value: HIGH

Trust: 0.6

cna@vuldb.com:
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: FALSE
obtainAllPrivilege: FALSE
obtainUserPrivilege: FALSE
obtainOtherPrivilege: FALSE
userInteractionRequired: FALSE
version: 2.0

Trust: 1.0

CNVD: CNVD-2024-14310
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com:
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

sources: CNVD: CNVD-2024-14310 // NVD: CVE-2024-2547

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

sources: NVD: CVE-2024-2547

PATCH

title:Patch for Tenda AC18 R7WebsSecurityHandler function buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchinfo/show/534901

Trust: 0.6

sources: CNVD: CNVD-2024-14310

EXTERNAL IDS

db:NVDid:CVE-2024-2547

Trust: 1.6

db:VULDBid:257000

Trust: 1.6

db:CNVDid:CNVD-2024-14310

Trust: 0.6

sources: CNVD: CNVD-2024-14310 // NVD: CVE-2024-2547

REFERENCES

url:https://vuldb.com/?id.257000

Trust: 1.6

url:https://github.com/abcdefg-png/iot-vulnerable/blob/main/tenda/ac18/r7webssecurityhandler.md

Trust: 1.0

url:https://vuldb.com/?ctiid.257000

Trust: 1.0

sources: CNVD: CNVD-2024-14310 // NVD: CVE-2024-2547

SOURCES

db:CNVDid:CNVD-2024-14310
db:NVDid:CVE-2024-2547

LAST UPDATE DATE

2024-03-24T22:49:29.717000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2024-14310date:2024-03-21T00:00:00
db:NVDid:CVE-2024-2547date:2024-03-21T02:52:37.487

SOURCES RELEASE DATE

db:CNVDid:CNVD-2024-14310date:2024-03-21T00:00:00
db:NVDid:CVE-2024-2547date:2024-03-17T04:15:06.750