Details of VAR-202008-0967

ID

VAR-202008-0967

CVE

CVE-2020-8234

TITLE

EdgeMax EdgeSwitch firmware Session deadline vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2020-008603

DESCRIPTION

A vulnerability exists in The EdgeMax EdgeSwitch firmware <v1.9.1 where the EdgeSwitch legacy web interface SIDSSL cookie for admin can be guessed, enabling the attacker to obtain high privileges and get a root shell by a Command injection. EdgeMax EdgeSwitch firmware Exists in a session deadline vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. EdgeSwitch is a poe gigabit switch launched by Ubiquiti Networks and belongs to the EdgeMAX series. There is a command injection vulnerability in EdgeSwitch versions before 1.9.1. The vulnerability stems from the predictable SIDSSL cookie of the old version of the EdgeSwitch administrator web interface. An attacker can use this vulnerability to obtain a high-privilege and root shell

Trust: 2.25

sources: NVD: CVE-2020-8234 // JVNDB: JVNDB-2020-008603 // CNVD: CNVD-2020-53785 // VULMON: CVE-2020-8234

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2020-53785

AFFECTED PRODUCTS

vendor:	ui	model:	edgemax	scope:	lt	version:	1.9.1	Trust: 1.0
vendor:	ubiquiti	model:	edgemax	scope:	eq	version:	1.9.1	Trust: 0.8
vendor:	ubiquiti	model:	networks edgeswitch	scope:	lt	version:	1.9.1	Trust: 0.6

sources: CNVD: CNVD-2020-53785 // JVNDB: JVNDB-2020-008603 // NVD: CVE-2020-8234

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-8234
value:	CRITICAL
Trust: 1.0
NVD:	JVNDB-2020-008603
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2020-53785
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202008-1075
value:	CRITICAL
Trust: 0.6
VULMON:	CVE-2020-8234
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2020-8234
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-2020-008603
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-2020-53785
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-2020-8234
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-2020-008603
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-2020-53785 // VULMON: CVE-2020-8234 // JVNDB: JVNDB-2020-008603 // CNNVD: CNNVD-202008-1075 // NVD: CVE-2020-8234

PROBLEMTYPE DATA

problemtype:

CWE-613

Trust: 1.8

sources: JVNDB: JVNDB-2020-008603 // NVD: CVE-2020-8234

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202008-1075

TYPE

code problem

Trust: 0.6

sources: CNNVD: CNNVD-202008-1075

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-008603

PATCH

title:	edgemax	url:	https://www.ui.com/download/edgemax/	Trust: 0.8
title:	Patch for EdgeSwitch command injection vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/235492	Trust: 0.6
title:	EdgeMax EdgeSwitch Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=127229	Trust: 0.6
title:	Security Matters 2022 Resource List Table of Contents	url:	https://github.com/triw0lf/Security-Matters-22	Trust: 0.1

sources: CNVD: CNVD-2020-53785 // VULMON: CVE-2020-8234 // JVNDB: JVNDB-2020-008603 // CNNVD: CNNVD-202008-1075

EXTERNAL IDS

db:	NVD	id:	CVE-2020-8234	Trust: 3.1
db:	JVNDB	id:	JVNDB-2020-008603	Trust: 0.8
db:	CNVD	id:	CNVD-2020-53785	Trust: 0.6
db:	CNNVD	id:	CNNVD-202008-1075	Trust: 0.6
db:	VULMON	id:	CVE-2020-8234	Trust: 0.1

sources: CNVD: CNVD-2020-53785 // VULMON: CVE-2020-8234 // JVNDB: JVNDB-2020-008603 // CNNVD: CNNVD-202008-1075 // NVD: CVE-2020-8234

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2020-8234	Trust: 2.0
url:	https://www.ui.com/download/edgemax	Trust: 1.7
url:	https://community.ui.com/releases/security-advisory-bulletin-014-014/1c32c056-2c64-4e60-ac23-ce7d8f387821%2c	Trust: 1.1
url:	https://community.ui.com/releases/edgemax-edgeswitch-firmware-v1-9-1-v1-9-1/8a87dfc5-70f5-4055-8d67-570db1f5695c%2c	Trust: 1.1
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-8234	Trust: 0.8
url:	https://community.ui.com/releases/security-advisory-bulletin-014-014/1c32c056-2c64-4e60-ac23-ce7d8f387821	Trust: 0.6
url:	https://community.ui.com/releases/edgemax-edgeswitch-firmware-v1-9-1-v1-9-1/8a87dfc5-70f5-4055-8d67-570db1f5695c	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/613.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	https://github.com/triw0lf/security-matters-22	Trust: 0.1

sources: CNVD: CNVD-2020-53785 // VULMON: CVE-2020-8234 // JVNDB: JVNDB-2020-008603 // CNNVD: CNNVD-202008-1075 // NVD: CVE-2020-8234

SOURCES

db:	CNVD	id:	CNVD-2020-53785
db:	VULMON	id:	CVE-2020-8234
db:	JVNDB	id:	JVNDB-2020-008603
db:	CNNVD	id:	CNNVD-202008-1075
db:	NVD	id:	CVE-2020-8234

LAST UPDATE DATE

2024-11-23T22:21:03.703000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-53785	date:	2020-09-24T00:00:00
db:	VULMON	id:	CVE-2020-8234	date:	2023-11-07T00:00:00
db:	JVNDB	id:	JVNDB-2020-008603	date:	2020-09-16T00:00:00
db:	CNNVD	id:	CNNVD-202008-1075	date:	2022-03-08T00:00:00
db:	NVD	id:	CVE-2020-8234	date:	2024-11-21T05:38:33.570

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2020-53785	date:	2020-09-24T00:00:00
db:	VULMON	id:	CVE-2020-8234	date:	2020-08-21T00:00:00
db:	JVNDB	id:	JVNDB-2020-008603	date:	2020-09-16T00:00:00
db:	CNNVD	id:	CNNVD-202008-1075	date:	2020-08-21T00:00:00
db:	NVD	id:	CVE-2020-8234	date:	2020-08-21T21:15:12.027