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ID

VAR-202505-1787


CVE

CVE-2025-4830


TITLE

plural  TOTOLINK  Buffer error vulnerability in the product

Trust: 0.8

sources: JVNDB: JVNDB-2025-005612

DESCRIPTION

A vulnerability, which was classified as critical, has been found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. Affected by this issue is some unknown functionality of the file /boafrm/formSysCmd of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. TOTOLINK of A702R firmware, A3002R firmware, A3002RU The firmware contains a buffer error vulnerability and a classic buffer overflow vulnerability.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-2025-4830 // JVNDB: JVNDB-2025-005612

AFFECTED PRODUCTS

vendor:totolinkmodel:a3002ruscope:eqversion:3.0.0-b20230809.1615

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vendor:totolinkmodel:a3002rscope:eqversion:3.0.0-b20230809.1615

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vendor:totolinkmodel:a702rscope:eqversion:3.0.0-b20230809.1615

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vendor:totolinkmodel:a3002rscope: - version: -

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vendor:totolinkmodel:a3002ruscope: - version: -

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vendor:totolinkmodel:a702rscope: - version: -

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sources: JVNDB: JVNDB-2025-005612 // NVD: CVE-2025-4830

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-4830
value: HIGH

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OTHER: JVNDB-2025-005612
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2025-4830
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2025-005612
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

cna@vuldb.com: CVE-2025-4830
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

OTHER: JVNDB-2025-005612
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: JVNDB: JVNDB-2025-005612 // NVD: CVE-2025-4830

PROBLEMTYPE DATA

problemtype:CWE-120

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problemtype:CWE-119

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problemtype:Buffer error (CWE-119) [ others ]

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problemtype: Classic buffer overflow (CWE-120) [NVD evaluation ]

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problemtype: Classic buffer overflow (CWE-120) [ others ]

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sources: JVNDB: JVNDB-2025-005612 // NVD: CVE-2025-4830

EXTERNAL IDS

db:NVDid:CVE-2025-4830

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db:VULDBid:309296

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db:JVNDBid:JVNDB-2025-005612

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sources: JVNDB: JVNDB-2025-005612 // NVD: CVE-2025-4830

REFERENCES

url:https://vuldb.com/?id.309296

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url:https://vuldb.com/?submit.574600

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url:https://www.totolink.net/

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url:https://vuldb.com/?ctiid.309296

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url:https://github.com/ch13hh/tmp_store_cc/blob/main/toto/8.md

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url:https://nvd.nist.gov/vuln/detail/cve-2025-4830

Trust: 0.8

sources: JVNDB: JVNDB-2025-005612 // NVD: CVE-2025-4830

SOURCES

db:JVNDBid:JVNDB-2025-005612
db:NVDid:CVE-2025-4830

LAST UPDATE DATE

2025-05-29T23:33:52.628000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2025-005612date:2025-05-26T00:39:00
db:NVDid:CVE-2025-4830date:2025-05-23T15:51:24.533

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2025-005612date:2025-05-26T00:00:00
db:NVDid:CVE-2025-4830date:2025-05-17T16:15:19.380