Details of VAR-202505-0872

ID

VAR-202505-0872

CVE

CVE-2025-45797

TITLE

TOTOLINK of a950rg Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-005233

DESCRIPTION

TOTOlink A950RG V4.1.2cu.5204_B20210112 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the NoticeUrl parameter in the setNoticeCfg interface of /lib/cste_modules/system.so. TOTOLINK of a950rg An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. TOTOLINK A950RG is a super-generation Giga wireless router from China's TOTOLINK Electronics. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2025-45797 // JVNDB: JVNDB-2025-005233 // CNVD: CNVD-2025-10933

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-10933

AFFECTED PRODUCTS

vendor:	totolink	model:	a950rg	scope:	eq	version:	4.1.2cu.5204_b20210112	Trust: 1.0
vendor:	totolink	model:	a950rg	scope:	eq	version:	a950rg firmware 4.1.2cu.5204 b20210112	Trust: 0.8
vendor:	totolink	model:	a950rg	scope:	eq	version:	-	Trust: 0.8
vendor:	totolink	model:	a950rg	scope:	-	version:	-	Trust: 0.8
vendor:	totolink	model:	a950rg v4.1.2cu.5204 b20210112	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-10933 // JVNDB: JVNDB-2025-005233 // NVD: CVE-2025-45797

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2025-45797
value:	CRITICAL
Trust: 1.0
134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-45797
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2025-45797
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2025-10933
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-10933
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-2025-45797
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
134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-45797
baseSeverity:	MEDIUM
baseScore:	6.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	LOW
integrityImpact:	LOW
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	2.5
version:	3.1
Trust: 1.0
NVD:	CVE-2025-45797
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-2025-10933 // JVNDB: JVNDB-2025-005233 // NVD: CVE-2025-45797 // NVD: CVE-2025-45797

PROBLEMTYPE DATA

problemtype:	CWE-121	Trust: 1.0
problemtype:	CWE-787	Trust: 1.0
problemtype:	Stack-based buffer overflow (CWE-121) [ others ]	Trust: 0.8
problemtype:	Out-of-bounds writing (CWE-787) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2025-005233 // NVD: CVE-2025-45797

EXTERNAL IDS

db:	NVD	id:	CVE-2025-45797	Trust: 3.2
db:	JVNDB	id:	JVNDB-2025-005233	Trust: 0.8
db:	CNVD	id:	CNVD-2025-10933	Trust: 0.6

sources: CNVD: CNVD-2025-10933 // JVNDB: JVNDB-2025-005233 // NVD: CVE-2025-45797

REFERENCES

url:	https://github.com/sunnyyangyaya/cuicuishark-sheep-fishiot/blob/main/totolink/a950rg/5024-setnoticecfg-noticurl-buffer.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2025-45797	Trust: 0.8

sources: CNVD: CNVD-2025-10933 // JVNDB: JVNDB-2025-005233 // NVD: CVE-2025-45797

SOURCES

db:	CNVD	id:	CNVD-2025-10933
db:	JVNDB	id:	JVNDB-2025-005233
db:	NVD	id:	CVE-2025-45797

LAST UPDATE DATE

2025-05-30T23:17:22.545000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-10933	date:	2025-05-29T00:00:00
db:	JVNDB	id:	JVNDB-2025-005233	date:	2025-05-19T11:56:00
db:	NVD	id:	CVE-2025-45797	date:	2025-05-16T15:36:45.023

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-10933	date:	2025-05-29T00:00:00
db:	JVNDB	id:	JVNDB-2025-005233	date:	2025-05-19T00:00:00
db:	NVD	id:	CVE-2025-45797	date:	2025-05-08T20:15:30.437