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ID

VAR-202203-1977


CVE

CVE-2021-38278


TITLE

Tenda  of  AC10  Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2021-018998

DESCRIPTION

Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the urls parameter in the saveParentControlInfo function. Tenda of AC10 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. Tenda AC10-1200 is a wireless router from China Tenda Company. An attacker could exploit this vulnerability to cause the program to crash

Trust: 2.16

sources: NVD: CVE-2021-38278 // JVNDB: JVNDB-2021-018998 // CNVD: CNVD-2022-38545

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-38545

AFFECTED PRODUCTS

vendor:tendacnmodel:ac10scope:eqversion:15.03.06.23

Trust: 1.0

vendor:tendamodel:ac10scope:eqversion: -

Trust: 0.8

vendor:tendamodel:ac10scope: - version: -

Trust: 0.8

vendor:tendamodel:ac10scope:eqversion:ac10 firmware 15.03.06.23

Trust: 0.8

vendor:tendamodel:ac10-1200 v15.03.06.23 enscope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2022-38545 // JVNDB: JVNDB-2021-018998 // NVD: CVE-2021-38278

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-38278
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-38278
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2022-38545
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202203-2042
value: MEDIUM

Trust: 0.6

nvd@nist.gov: CVE-2021-38278
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

CNVD: CNVD-2022-38545
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-38278
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-2021-38278
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-2022-38545 // JVNDB: JVNDB-2021-018998 // CNNVD: CNNVD-202203-2042 // NVD: CVE-2021-38278

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-018998 // NVD: CVE-2021-38278

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202203-2042

EXTERNAL IDS

db:NVDid:CVE-2021-38278

Trust: 3.8

db:JVNDBid:JVNDB-2021-018998

Trust: 0.8

db:CNVDid:CNVD-2022-38545

Trust: 0.6

db:CNNVDid:CNNVD-202203-2042

Trust: 0.6

sources: CNVD: CNVD-2022-38545 // JVNDB: JVNDB-2021-018998 // CNNVD: CNNVD-202203-2042 // NVD: CVE-2021-38278

REFERENCES

url:https://noob3xploiter.medium.com/hacking-the-tenda-ac10-1200-router-part-2-strcpy-buffer-overflow-92cd88e1d503

Trust: 2.4

url:https://nvd.nist.gov/vuln/detail/cve-2021-38278

Trust: 1.4

url:https://cxsecurity.com/cveshow/cve-2021-38278/

Trust: 0.6

sources: CNVD: CNVD-2022-38545 // JVNDB: JVNDB-2021-018998 // CNNVD: CNNVD-202203-2042 // NVD: CVE-2021-38278

SOURCES

db:CNVDid:CNVD-2022-38545
db:JVNDBid:JVNDB-2021-018998
db:CNNVDid:CNNVD-202203-2042
db:NVDid:CVE-2021-38278

LAST UPDATE DATE

2024-08-14T14:37:33.836000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-38545date:2022-05-20T00:00:00
db:JVNDBid:JVNDB-2021-018998date:2023-07-12T08:30:00
db:CNNVDid:CNNVD-202203-2042date:2022-03-28T00:00:00
db:NVDid:CVE-2021-38278date:2022-03-29T19:09:20.890

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-38545date:2022-05-20T00:00:00
db:JVNDBid:JVNDB-2021-018998date:2023-07-12T00:00:00
db:CNNVDid:CNNVD-202203-2042date:2022-03-23T00:00:00
db:NVDid:CVE-2021-38278date:2022-03-23T19:15:07.827