Details of VAR-202207-2002

ID

VAR-202207-2002

CVE

CVE-2022-26376

TITLE

ASUSTeK Computer Inc. of ASUSWRT Out-of-Bounds Write Vulnerability in Other Vendors' Products

Trust: 0.8

sources: JVNDB: JVNDB-2022-014335

DESCRIPTION

A memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and Asuswrt-Merlin New Gen prior to 386.7.. A specially-crafted HTTP request can lead to memory corruption. An attacker can send a network request to trigger this vulnerability. ASUSTeK Computer Inc. of ASUSWRT Products from other vendors have out-of-bounds write vulnerabilities.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. ASUS Asuswrt-Merlin is a firmware running in the routers of ASUS Corporation of Taiwan, China

Trust: 1.8

sources: NVD: CVE-2022-26376 // JVNDB: JVNDB-2022-014335 // VULHUB: VHN-419844 // VULMON: CVE-2022-26376

AFFECTED PRODUCTS

vendor:	asus	model:	xd4	scope:	lt	version:	3.0.0.4.386_48790	Trust: 1.0
vendor:	asus	model:	asuswrt	scope:	lt	version:	3.0.0.4.386_48706	Trust: 1.0
vendor:	asus	model:	rt-ax55	scope:	lt	version:	3.0.0.4.386_49559	Trust: 1.0
vendor:	asus	model:	xt9	scope:	lt	version:	3.0.0.4.388_20027	Trust: 1.0
vendor:	asus	model:	xt12	scope:	lt	version:	3.0.0.4.386_48823	Trust: 1.0
vendor:	asus	model:	tuf-ax3000 v2	scope:	lt	version:	3.0.0.4.386_48750	Trust: 1.0
vendor:	asus	model:	xd6	scope:	lt	version:	3.0.0.4.386_49356	Trust: 1.0
vendor:	asuswrt merlin	model:	new gen	scope:	lt	version:	386.7	Trust: 1.0
vendor:	asus	model:	xt8	scope:	lt	version:	3.0.0.4.386_48706	Trust: 1.0
vendor:	asus	model:	gt-ax6000	scope:	lt	version:	3.0.0.4.386_48823	Trust: 1.0
vendor:	asus	model:	rt-ax68u	scope:	lt	version:	3.0.0.4.386_49479	Trust: 1.0
vendor:	asus	model:	rt-ax82u	scope:	lt	version:	3.0.0.4.386_49380	Trust: 1.0
vendor:	asus	model:	gt-ax11000	scope:	lt	version:	3.0.0.4.386_49559	Trust: 1.0
vendor:	asus	model:	rt-ax86u	scope:	lt	version:	3.0.0.4.386_49447	Trust: 1.0
vendor:	asus	model:	gt-axe16000	scope:	lt	version:	3.0.0.4.386_48786	Trust: 1.0
vendor:	asus	model:	rt-ax56u	scope:	lt	version:	3.0.0.4.386_49559	Trust: 1.0
vendor:	asus	model:	rt-ax58u	scope:	lt	version:	3.0.0.4.386_48908	Trust: 1.0
vendor:	asus	model:	et12	scope:	lt	version:	3.0.0.4.386_48823	Trust: 1.0
vendor:	asus	model:	gt-ax11000 pro	scope:	lt	version:	3.0.0.4.386_48996	Trust: 1.0
vendor:	asustek computer	model:	gt-ax11000	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	xt8	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	rt-ax86u	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	et12	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	xd6	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	xt12	scope:	-	version:	-	Trust: 0.8
vendor:	asuswrt merlin	model:	new gen	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	gt-ax11000 pro	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	xt9	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	gt-ax6000	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	gt-axe16000	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	asuswrt	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	xd4	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	rt-ax68u	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	rt-ax56u	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	rt-ax55	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	tuf-ax3000 v2	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	rt-ax82u	scope:	-	version:	-	Trust: 0.8
vendor:	asustek computer	model:	rt-ax58u	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2022-014335 // NVD: CVE-2022-26376

CVSS

SEVERITY

CVSSV2

CVSSV3

talos-cna@cisco.com:	CVE-2022-26376
value:	MEDIUM
Trust: 1.0
nvd@nist.gov:	CVE-2022-26376
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2022-26376
value:	CRITICAL
Trust: 0.8
CNNVD:	CNNVD-202207-2567
value:	CRITICAL
Trust: 0.6

talos-cna@cisco.com:	CVE-2022-26376
baseSeverity:	MEDIUM
baseScore:	5.3
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	LOW
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	1.4
version:	3.0
Trust: 1.0
nvd@nist.gov:	CVE-2022-26376
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-2022-26376
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: JVNDB: JVNDB-2022-014335 // CNNVD: CNNVD-202207-2567 // NVD: CVE-2022-26376 // NVD: CVE-2022-26376

PROBLEMTYPE DATA

problemtype:	CWE-787	Trust: 1.1
problemtype:	Out-of-bounds writing (CWE-787) [ others ]	Trust: 0.8

sources: VULHUB: VHN-419844 // JVNDB: JVNDB-2022-014335 // NVD: CVE-2022-26376

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202207-2567

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202207-2567

PATCH

title:

ASUS Asuswrt-Merlin Buffer error vulnerability fix

url:

http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=203947

Trust: 0.6

sources: CNNVD: CNNVD-202207-2567

EXTERNAL IDS

db:	NVD	id:	CVE-2022-26376	Trust: 3.4
db:	TALOS	id:	TALOS-2022-1511	Trust: 2.6
db:	JVNDB	id:	JVNDB-2022-014335	Trust: 0.8
db:	CNNVD	id:	CNNVD-202207-2567	Trust: 0.7
db:	VULHUB	id:	VHN-419844	Trust: 0.1
db:	VULMON	id:	CVE-2022-26376	Trust: 0.1

sources: VULHUB: VHN-419844 // VULMON: CVE-2022-26376 // JVNDB: JVNDB-2022-014335 // CNNVD: CNNVD-202207-2567 // NVD: CVE-2022-26376

REFERENCES

url:	https://talosintelligence.com/vulnerability_reports/talos-2022-1511	Trust: 3.2
url:	https://nvd.nist.gov/vuln/detail/cve-2022-26376	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2022-26376/	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/20.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULHUB: VHN-419844 // VULMON: CVE-2022-26376 // JVNDB: JVNDB-2022-014335 // CNNVD: CNNVD-202207-2567 // NVD: CVE-2022-26376

CREDITS

Discovered by Francesco Benvenuto of Cisco Talos.

Trust: 0.6

sources: CNNVD: CNNVD-202207-2567

SOURCES

db:	VULHUB	id:	VHN-419844
db:	VULMON	id:	CVE-2022-26376
db:	JVNDB	id:	JVNDB-2022-014335
db:	CNNVD	id:	CNNVD-202207-2567
db:	NVD	id:	CVE-2022-26376

LAST UPDATE DATE

2024-08-14T13:21:54.991000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-419844	date:	2022-12-02T00:00:00
db:	VULMON	id:	CVE-2022-26376	date:	2022-08-06T00:00:00
db:	JVNDB	id:	JVNDB-2022-014335	date:	2023-09-15T08:10:00
db:	CNNVD	id:	CNNVD-202207-2567	date:	2022-08-12T00:00:00
db:	NVD	id:	CVE-2022-26376	date:	2022-12-02T20:08:05.937

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-419844	date:	2022-08-05T00:00:00
db:	VULMON	id:	CVE-2022-26376	date:	2022-08-05T00:00:00
db:	JVNDB	id:	JVNDB-2022-014335	date:	2023-09-15T00:00:00
db:	CNNVD	id:	CNNVD-202207-2567	date:	2022-07-27T00:00:00
db:	NVD	id:	CVE-2022-26376	date:	2022-08-05T22:15:11.143