Details of VAR-202005-0458

ID

VAR-202005-0458

CVE

CVE-2020-13392

TITLE

plural Tenda Classic buffer overflow vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2020-005746

DESCRIPTION

An issue was discovered on Tenda AC6 V1.0 V15.03.05.19_multi_TD01, AC9 V1.0 V15.03.05.19(6318)_CN, AC9 V3.0 V15.03.06.42_multi, AC15 V1.0 V15.03.05.19_multi_TD01, and AC18 V15.03.05.19(6318_)_CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the /goform/setcfm funcpara1 parameter for a POST request, a value is directly used in a sprintf to a local variable placed on the stack, which overwrites the return address of a function. An attacker can construct a payload to carry out arbitrary code execution attacks. plural Tenda A classic buffer overflow vulnerability exists on the device.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. Tenda AC9 and others are all wireless routers of China Tenda

Trust: 2.25

sources: NVD: CVE-2020-13392 // JVNDB: JVNDB-2020-005746 // CNVD: CNVD-2020-31407 // VULMON: CVE-2020-13392

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2020-31407

AFFECTED PRODUCTS

vendor:	tendacn	model:	ac9	scope:	eq	version:	v15.03.06.42_multi	Trust: 1.0
vendor:	tendacn	model:	ac6	scope:	eq	version:	v15.03.05.19_multi_td01	Trust: 1.0
vendor:	tendacn	model:	ac18	scope:	eq	version:	v15.03.05.19\(6318\)	Trust: 1.0
vendor:	tendacn	model:	ac9	scope:	eq	version:	v15.03.05.19\(6318\)	Trust: 1.0
vendor:	tendacn	model:	ac15	scope:	eq	version:	v15.03.05.19_multi_td01	Trust: 1.0
vendor:	tenda	model:	ac15	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ac18	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ac6	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ac9	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ac6 v15.03.05.19 multi td01	scope:	eq	version:	v1.0	Trust: 0.6
vendor:	tenda	model:	ac9 v15.03.06.42 multi	scope:	eq	version:	v3.0	Trust: 0.6
vendor:	tenda	model:	ac15 v15.03.05.19 multi td01	scope:	eq	version:	v1.0	Trust: 0.6
vendor:	tenda	model:	ac9 v15.03.05.19 cn	scope:	eq	version:	v1.0	Trust: 0.6
vendor:	tenda	model:	ac18 ) cn	scope:	eq	version:	v15.03.05.19(6318	Trust: 0.6

sources: CNVD: CNVD-2020-31407 // JVNDB: JVNDB-2020-005746 // NVD: CVE-2020-13392

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-13392
value:	CRITICAL
Trust: 1.0
NVD:	JVNDB-2020-005746
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2020-31407
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202005-1142
value:	CRITICAL
Trust: 0.6
VULMON:	CVE-2020-13392
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2020-13392
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: 1.1
NVD:	JVNDB-2020-005746
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:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2020-31407
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-2020-13392
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:	JVNDB-2020-005746
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-2020-31407 // VULMON: CVE-2020-13392 // JVNDB: JVNDB-2020-005746 // CNNVD: CNNVD-202005-1142 // NVD: CVE-2020-13392

PROBLEMTYPE DATA

problemtype:

CWE-120

Trust: 1.8

sources: JVNDB: JVNDB-2020-005746 // NVD: CVE-2020-13392

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202005-1142

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202005-1142

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-005746

PATCH

title:

Top Page

url:

https://tendacn.com/en

Trust: 0.8

sources: JVNDB: JVNDB-2020-005746

EXTERNAL IDS

db:	NVD	id:	CVE-2020-13392	Trust: 3.1
db:	JVNDB	id:	JVNDB-2020-005746	Trust: 0.8
db:	CNVD	id:	CNVD-2020-31407	Trust: 0.6
db:	CNNVD	id:	CNNVD-202005-1142	Trust: 0.6
db:	VULMON	id:	CVE-2020-13392	Trust: 0.1

sources: CNVD: CNVD-2020-31407 // VULMON: CVE-2020-13392 // JVNDB: JVNDB-2020-005746 // CNNVD: CNNVD-202005-1142 // NVD: CVE-2020-13392

REFERENCES

url:	https://joel-malwarebenchmark.github.io/blog/2020/04/28/cve-2020-13392-tenda-vulnerability/	Trust: 2.5
url:	https://nvd.nist.gov/vuln/detail/cve-2020-13392	Trust: 2.0
url:	https://joel-malwarebenchmark.github.io	Trust: 1.7
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-13392	Trust: 0.8
url:	https://cwe.mitre.org/data/definitions/120.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: CNVD: CNVD-2020-31407 // VULMON: CVE-2020-13392 // JVNDB: JVNDB-2020-005746 // CNNVD: CNNVD-202005-1142 // NVD: CVE-2020-13392

SOURCES

db:	CNVD	id:	CNVD-2020-31407
db:	VULMON	id:	CVE-2020-13392
db:	JVNDB	id:	JVNDB-2020-005746
db:	CNNVD	id:	CNNVD-202005-1142
db:	NVD	id:	CVE-2020-13392

LAST UPDATE DATE

2024-11-23T22:16:28.744000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-31407	date:	2020-06-03T00:00:00
db:	VULMON	id:	CVE-2020-13392	date:	2020-05-27T00:00:00
db:	JVNDB	id:	JVNDB-2020-005746	date:	2020-06-22T00:00:00
db:	CNNVD	id:	CNNVD-202005-1142	date:	2020-05-28T00:00:00
db:	NVD	id:	CVE-2020-13392	date:	2024-11-21T05:01:10.107

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2020-31407	date:	2020-06-03T00:00:00
db:	VULMON	id:	CVE-2020-13392	date:	2020-05-22T00:00:00
db:	JVNDB	id:	JVNDB-2020-005746	date:	2020-06-22T00:00:00
db:	CNNVD	id:	CNNVD-202005-1142	date:	2020-05-22T00:00:00
db:	NVD	id:	CVE-2020-13392	date:	2020-05-22T17:15:11.237