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ID

VAR-202506-0798


CVE

CVE-2025-6151


TITLE

TP-LINK Technologies  of  TL-WR940N  Classic buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-007346

DESCRIPTION

A vulnerability, which was classified as critical, has been found in TP-Link TL-WR940N V4. Affected by this issue is some unknown functionality of the file /userRpm/WanSlaacCfgRpm.htm. The manipulation of the argument dnsserver1 leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer. TP-LINK Technologies of TL-WR940N Firmware has 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-2025-6151 // JVNDB: JVNDB-2025-007346

AFFECTED PRODUCTS

vendor:tp linkmodel:tl-wr940nscope:eqversion: -

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vendor:tp linkmodel:tl-wr940nscope: - version: -

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vendor:tp linkmodel:tl-wr940nscope:eqversion:tl-wr940n firmware

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sources: JVNDB: JVNDB-2025-007346 // NVD: CVE-2025-6151

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-6151
value: HIGH

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OTHER: JVNDB-2025-007346
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2025-6151
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-2025-007346
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-2025-6151
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-2025-007346
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-2025-007346 // NVD: CVE-2025-6151

PROBLEMTYPE DATA

problemtype:CWE-119

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problemtype:CWE-120

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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-2025-007346 // NVD: CVE-2025-6151

EXTERNAL IDS

db:NVDid:CVE-2025-6151

Trust: 2.6

db:VULDBid:312626

Trust: 1.8

db:JVNDBid:JVNDB-2025-007346

Trust: 0.8

sources: JVNDB: JVNDB-2025-007346 // NVD: CVE-2025-6151

REFERENCES

url:https://github.com/whereisdoujo/cve/issues/7

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url:https://vuldb.com/?id.312626

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url:https://vuldb.com/?submit.593031

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url:https://www.tp-link.com/

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url:https://vuldb.com/?ctiid.312626

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-6151

Trust: 0.8

sources: JVNDB: JVNDB-2025-007346 // NVD: CVE-2025-6151

SOURCES

db:JVNDBid:JVNDB-2025-007346
db:NVDid:CVE-2025-6151

LAST UPDATE DATE

2025-07-03T23:12:40.785000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2025-007346date:2025-06-23T03:27:00
db:NVDid:CVE-2025-6151date:2025-07-03T06:15:21.047

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2025-007346date:2025-06-23T00:00:00
db:NVDid:CVE-2025-6151date:2025-06-17T01:15:23.313