Details of VAR-202602-0302

ID

VAR-202602-0302

CVE

CVE-2026-20405

TITLE

media tech's NR15 Vulnerabilities related to reachable assertions in multiple products, including

Trust: 0.8

sources: JVNDB: JVNDB-2026-002748

DESCRIPTION

In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01688495; Issue ID: MSV-4818. ID teeth MOLY01688495 So, the problem ID teeth MSV-4818 is.Information handled by the software will not be leaked to the outside. Information handled by the software will not be rewritten. In addition, the software may stop functioning completely. Furthermore, attacks that exploit this vulnerability will not affect other software

Trust: 1.62

sources: NVD: CVE-2026-20405 // JVNDB: JVNDB-2026-002748

AFFECTED PRODUCTS

vendor:	mediatek	model:	nr17r	scope:	eq	version:	-	Trust: 1.0
vendor:	mediatek	model:	nr17	scope:	eq	version:	-	Trust: 1.0
vendor:	mediatek	model:	nr15	scope:	eq	version:	-	Trust: 1.0
vendor:	mediatek	model:	nr16	scope:	eq	version:	-	Trust: 1.0
vendor:	メディアテック	model:	nr17r	scope:	-	version:	-	Trust: 0.8
vendor:	メディアテック	model:	nr17	scope:	-	version:	-	Trust: 0.8
vendor:	メディアテック	model:	nr16	scope:	-	version:	-	Trust: 0.8
vendor:	メディアテック	model:	nr15	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2026-002748 // NVD: CVE-2026-20405

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2026-20405
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2026-002748
value:	HIGH
Trust: 0.8

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2026-20405
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
OTHER:	JVNDB-2026-002748
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: JVNDB: JVNDB-2026-002748 // NVD: CVE-2026-20405

PROBLEMTYPE DATA

problemtype:	CWE-617	Trust: 1.0
problemtype:	Reachable assertions (CWE-617) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2026-002748 // NVD: CVE-2026-20405

PATCH

title:

February 2026

url:

https://corp.mediatek.com/product-security-bulletin/February-2026

Trust: 0.8

sources: JVNDB: JVNDB-2026-002748

EXTERNAL IDS

db:	NVD	id:	CVE-2026-20405	Trust: 2.6
db:	JVNDB	id:	JVNDB-2026-002748	Trust: 0.8

sources: JVNDB: JVNDB-2026-002748 // NVD: CVE-2026-20405

REFERENCES

url:	https://corp.mediatek.com/product-security-bulletin/february-2026	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2026-20405	Trust: 0.8

sources: JVNDB: JVNDB-2026-002748 // NVD: CVE-2026-20405

SOURCES

db:	JVNDB	id:	JVNDB-2026-002748
db:	NVD	id:	CVE-2026-20405

LAST UPDATE DATE

2026-02-12T23:26:52.120000+00:00

SOURCES UPDATE DATE

db:	JVNDB	id:	JVNDB-2026-002748	date:	2026-02-06T01:37:00
db:	NVD	id:	CVE-2026-20405	date:	2026-02-04T14:11:07.490

SOURCES RELEASE DATE

db:	JVNDB	id:	JVNDB-2026-002748	date:	2026-02-06T00:00:00
db:	NVD	id:	CVE-2026-20405	date:	2026-02-02T09:15:55.237