Details of VAR-202007-0901

ID

VAR-202007-0901

CVE

CVE-2020-15490

TITLE

Wavlink WL-WN530HG4 Classic buffer overflow vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2020-007492

DESCRIPTION

An issue was discovered on Wavlink WL-WN530HG4 M30HG4.V5030.191116 devices. Multiple buffer overflow vulnerabilities exist in CGI scripts, leading to remote code execution with root privileges. (The set of affected scripts is similar to CVE-2020-12266.). Wavlink WL-WN530HG4 A classic buffer overflow vulnerability exists on the device. This vulnerability is CVE-2020-12266 It is a similar problem to.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. WAVLINK WL-WN530HG4 is a wireless network signal extender manufactured by WAVLINK. There is a security vulnerability in the WAVLINK WL-WN530HG4 M30HG4.V5030.191116 version

Trust: 2.25

sources: NVD: CVE-2020-15490 // JVNDB: JVNDB-2020-007492 // CNVD: CNVD-2021-39541 // VULMON: CVE-2020-15490

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-39541

AFFECTED PRODUCTS

vendor:	wavlink	model:	wl-wn530hg4	scope:	eq	version:	m30hg4.v5030.191116	Trust: 1.8
vendor:	wavlink	model:	wl-wn530hg4 m30hg4.v5030.191116	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2021-39541 // JVNDB: JVNDB-2020-007492 // NVD: CVE-2020-15490

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-15490
value:	CRITICAL
Trust: 1.0
NVD:	JVNDB-2020-007492
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2021-39541
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202007-099
value:	CRITICAL
Trust: 0.6
VULMON:	CVE-2020-15490
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2020-15490
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: 1.1
NVD:	JVNDB-2020-007492
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:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2021-39541
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-2020-15490
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-2020-007492
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-2021-39541 // VULMON: CVE-2020-15490 // JVNDB: JVNDB-2020-007492 // CNNVD: CNNVD-202007-099 // NVD: CVE-2020-15490

PROBLEMTYPE DATA

problemtype:

CWE-120

Trust: 1.8

sources: JVNDB: JVNDB-2020-007492 // NVD: CVE-2020-15490

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202007-099

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202007-099

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-007492

PATCH

title:

Top Page

url:

https://www.wavlink.com/en_us/index.html

Trust: 0.8

sources: JVNDB: JVNDB-2020-007492

EXTERNAL IDS

db:	NVD	id:	CVE-2020-15490	Trust: 3.1
db:	JVNDB	id:	JVNDB-2020-007492	Trust: 0.8
db:	CNVD	id:	CNVD-2021-39541	Trust: 0.6
db:	NSFOCUS	id:	47058	Trust: 0.6
db:	CNNVD	id:	CNNVD-202007-099	Trust: 0.6
db:	VULMON	id:	CVE-2020-15490	Trust: 0.1

sources: CNVD: CNVD-2021-39541 // VULMON: CVE-2020-15490 // JVNDB: JVNDB-2020-007492 // CNNVD: CNNVD-202007-099 // NVD: CVE-2020-15490

REFERENCES

url:	https://gitlab.com/drakylar1/drakylar-cve-list/-/blob/master/wavlink/cve-2020-15490_multiple_bof.txt	Trust: 2.5
url:	https://nvd.nist.gov/vuln/detail/cve-2020-15490	Trust: 2.0
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-15490	Trust: 0.8
url:	http://www.nsfocus.net/vulndb/47058	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/120.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: CNVD: CNVD-2021-39541 // VULMON: CVE-2020-15490 // JVNDB: JVNDB-2020-007492 // CNNVD: CNNVD-202007-099 // NVD: CVE-2020-15490

SOURCES

db:	CNVD	id:	CNVD-2021-39541
db:	VULMON	id:	CVE-2020-15490
db:	JVNDB	id:	JVNDB-2020-007492
db:	CNNVD	id:	CNNVD-202007-099
db:	NVD	id:	CVE-2020-15490

LAST UPDATE DATE

2024-11-23T22:37:20.696000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-39541	date:	2021-06-04T00:00:00
db:	VULMON	id:	CVE-2020-15490	date:	2020-07-09T00:00:00
db:	JVNDB	id:	JVNDB-2020-007492	date:	2020-08-14T00:00:00
db:	CNNVD	id:	CNNVD-202007-099	date:	2020-07-10T00:00:00
db:	NVD	id:	CVE-2020-15490	date:	2024-11-21T05:05:37.617

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-39541	date:	2021-06-04T00:00:00
db:	VULMON	id:	CVE-2020-15490	date:	2020-07-01T00:00:00
db:	JVNDB	id:	JVNDB-2020-007492	date:	2020-08-14T00:00:00
db:	CNNVD	id:	CNNVD-202007-099	date:	2020-07-01T00:00:00
db:	NVD	id:	CVE-2020-15490	date:	2020-07-01T21:15:11.417