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ID

VAR-202505-1871


CVE

CVE-2025-4834


TITLE

plural  TOTOLINK  Buffer error vulnerability in the product

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sources: JVNDB: JVNDB-2025-005611

DESCRIPTION

A vulnerability was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. It has been classified as critical. Affected is an unknown function of the file /boafrm/formSetLg of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. It is possible to launch the attack 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-2025-4834 // JVNDB: JVNDB-2025-005611

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-2025-005611 // NVD: CVE-2025-4834

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-4834
value: HIGH

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OTHER: JVNDB-2025-005611
value: HIGH

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cna@vuldb.com: CVE-2025-4834
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-2025-005611
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-2025-4834
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-2025-005611
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-2025-005611 // NVD: CVE-2025-4834

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-2025-005611 // NVD: CVE-2025-4834

EXTERNAL IDS

db:NVDid:CVE-2025-4834

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db:VULDBid:309300

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db:JVNDBid:JVNDB-2025-005611

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sources: JVNDB: JVNDB-2025-005611 // NVD: CVE-2025-4834

REFERENCES

url:https://vuldb.com/?id.309300

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url:https://vuldb.com/?submit.574607

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

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url:https://github.com/ch13hh/tmp_store_cc/blob/main/toto/12.md

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url:https://vuldb.com/?ctiid.309300

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url:https://nvd.nist.gov/vuln/detail/cve-2025-4834

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sources: JVNDB: JVNDB-2025-005611 // NVD: CVE-2025-4834

SOURCES

db:JVNDBid:JVNDB-2025-005611
db:NVDid:CVE-2025-4834

LAST UPDATE DATE

2025-05-29T23:33:52.578000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2025-005611date:2025-05-26T00:39:00
db:NVDid:CVE-2025-4834date:2025-05-23T15:50:33.980

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2025-005611date:2025-05-26T00:00:00
db:NVDid:CVE-2025-4834date:2025-05-17T19:15:46.810