Details of VAR-202505-1105

ID

VAR-202505-1105

CVE

CVE-2025-45787

TITLE

TOTOLINK of A3100R Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-005251

DESCRIPTION

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow viathe comment parameter in setIpPortFilterRules. TOTOLINK of A3100R 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

Trust: 1.62

sources: NVD: CVE-2025-45787 // JVNDB: JVNDB-2025-005251

AFFECTED PRODUCTS

vendor:	totolink	model:	a3100r	scope:	eq	version:	5.9c.1527	Trust: 1.0
vendor:	totolink	model:	a3100r	scope:	eq	version:	a3100r firmware 5.9c.1527	Trust: 0.8
vendor:	totolink	model:	a3100r	scope:	eq	version:	-	Trust: 0.8
vendor:	totolink	model:	a3100r	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2025-005251 // NVD: CVE-2025-45787

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2025-45787
value:	CRITICAL
Trust: 1.0
134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-45787
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2025-45787
value:	CRITICAL
Trust: 0.8

nvd@nist.gov:	CVE-2025-45787
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-2025-45787
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-2025-45787
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-2025-005251 // NVD: CVE-2025-45787 // NVD: CVE-2025-45787

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-2025-005251 // NVD: CVE-2025-45787

EXTERNAL IDS

db:	NVD	id:	CVE-2025-45787	Trust: 2.6
db:	JVNDB	id:	JVNDB-2025-005251	Trust: 0.8

sources: JVNDB: JVNDB-2025-005251 // NVD: CVE-2025-45787

REFERENCES

url:	https://github.com/sunnyyangyaya/cuicuishark-sheep-fishiot/tree/main/totolink/a3100r-1	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2025-45787	Trust: 0.8

sources: JVNDB: JVNDB-2025-005251 // NVD: CVE-2025-45787

SOURCES

db:	JVNDB	id:	JVNDB-2025-005251
db:	NVD	id:	CVE-2025-45787

LAST UPDATE DATE

2025-05-22T22:54:46.759000+00:00

SOURCES UPDATE DATE

db:	JVNDB	id:	JVNDB-2025-005251	date:	2025-05-19T11:58:00
db:	NVD	id:	CVE-2025-45787	date:	2025-05-16T15:38:25.723

SOURCES RELEASE DATE

db:	JVNDB	id:	JVNDB-2025-005251	date:	2025-05-19T00:00:00
db:	NVD	id:	CVE-2025-45787	date:	2025-05-08T20:15:29.957