Details of VAR-202109-0782

ID

VAR-202109-0782

CVE

CVE-2021-23033

TITLE

BIG-IP Advanced WAF and BIG-IP ASM Vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2021-012069

DESCRIPTION

On BIG-IP Advanced WAF and BIG-IP ASM version 16.x before 16.1.0x, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.3, 13.1.x before 13.1.4.1, and all versions of 12.1.x, when a WebSocket profile is configured on a virtual server, undisclosed requests can cause bd to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. BIG-IP Advanced WAF and BIG-IP ASM Exists in unspecified vulnerabilities.Service operation interruption (DoS) It may be in a state. F5 BIG-IP is an application delivery platform integrated with network traffic management, application security management, load balancing and other functions of the US company F5. A security vulnerability exists in the F5 BIG-IP. The vulnerability stems from the fact that an attacker can cause a fatal error through F5 BIG-IP's WebSocket to trigger a denial of service

Trust: 1.8

sources: NVD: CVE-2021-23033 // JVNDB: JVNDB-2021-012069 // VULHUB: VHN-381519 // VULMON: CVE-2021-23033

AFFECTED PRODUCTS

vendor:	f5	model:	big-ip application security manager	scope:	lte	version:	12.1.6	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	lt	version:	13.1.4.1	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	gte	version:	15.1.0	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	gte	version:	16.0.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	lt	version:	14.1.4.3	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	gte	version:	14.1.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	lt	version:	16.1.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	gte	version:	12.1.0	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	lt	version:	14.1.4.3	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	gte	version:	13.1.0	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	lt	version:	16.1.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	lte	version:	12.1.6	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	gte	version:	15.1.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	gte	version:	16.0.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	lt	version:	15.1.3.1	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	gte	version:	14.1.0	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	gte	version:	12.1.0	Trust: 1.0
vendor:	f5	model:	big-ip application security manager	scope:	lt	version:	15.1.3.1	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	gte	version:	13.1.0	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	lt	version:	13.1.4.1	Trust: 1.0
vendor:	f5	model:	big-ip advanced web application firewall	scope:	-	version:	-	Trust: 0.8
vendor:	f5	model:	big-ip application security manager	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-012069 // NVD: CVE-2021-23033

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-23033
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-23033
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202108-2164
value:	HIGH
Trust: 0.6
VULHUB:	VHN-381519
value:	MEDIUM
Trust: 0.1
VULMON:	CVE-2021-23033
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-23033
severity:	MEDIUM
baseScore:	4.3
vectorString:	AV:N/AC:M/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9
VULHUB:	VHN-381519
severity:	MEDIUM
baseScore:	4.3
vectorString:	AV:N/AC:M/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2021-23033
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2021-23033
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-381519 // VULMON: CVE-2021-23033 // JVNDB: JVNDB-2021-012069 // CNNVD: CNNVD-202108-2164 // NVD: CVE-2021-23033

PROBLEMTYPE DATA

problemtype:	NVD-CWE-noinfo	Trust: 1.0
problemtype:	CWE-20	Trust: 1.0
problemtype:	Lack of information (CWE-noinfo) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-012069 // NVD: CVE-2021-23033

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202108-2164

TYPE

input validation error

Trust: 0.6

sources: CNNVD: CNNVD-202108-2164

PATCH

title:	K05314769	url:	https://support.f5.com/csp/article/K05314769	Trust: 0.8
title:	F5 BIG-IP Enter the fix for the verification error vulnerability	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=162776	Trust: 0.6

sources: JVNDB: JVNDB-2021-012069 // CNNVD: CNNVD-202108-2164

EXTERNAL IDS

db:	NVD	id:	CVE-2021-23033	Trust: 3.4
db:	JVNDB	id:	JVNDB-2021-012069	Trust: 0.8
db:	CNNVD	id:	CNNVD-202108-2164	Trust: 0.7
db:	VULHUB	id:	VHN-381519	Trust: 0.1
db:	VULMON	id:	CVE-2021-23033	Trust: 0.1

sources: VULHUB: VHN-381519 // VULMON: CVE-2021-23033 // JVNDB: JVNDB-2021-012069 // CNNVD: CNNVD-202108-2164 // NVD: CVE-2021-23033

REFERENCES

url:	https://support.f5.com/csp/article/k05314769	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2021-23033	Trust: 1.4
url:	https://vigilance.fr/vulnerability/f5-big-ip-waf-asm-denial-of-service-via-websocket-36178	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULHUB: VHN-381519 // VULMON: CVE-2021-23033 // JVNDB: JVNDB-2021-012069 // CNNVD: CNNVD-202108-2164 // NVD: CVE-2021-23033

SOURCES

db:	VULHUB	id:	VHN-381519
db:	VULMON	id:	CVE-2021-23033
db:	JVNDB	id:	JVNDB-2021-012069
db:	CNNVD	id:	CNNVD-202108-2164
db:	NVD	id:	CVE-2021-23033

LAST UPDATE DATE

2024-08-14T14:11:14.827000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-381519	date:	2021-09-27T00:00:00
db:	VULMON	id:	CVE-2021-23033	date:	2021-09-27T00:00:00
db:	JVNDB	id:	JVNDB-2021-012069	date:	2022-08-23T05:52:00
db:	CNNVD	id:	CNNVD-202108-2164	date:	2021-09-28T00:00:00
db:	NVD	id:	CVE-2021-23033	date:	2021-09-27T12:55:15.820

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-381519	date:	2021-09-14T00:00:00
db:	VULMON	id:	CVE-2021-23033	date:	2021-09-14T00:00:00
db:	JVNDB	id:	JVNDB-2021-012069	date:	2022-08-23T00:00:00
db:	CNNVD	id:	CNNVD-202108-2164	date:	2021-08-24T00:00:00
db:	NVD	id:	CVE-2021-23033	date:	2021-09-14T18:15:08.127