CVE-2025-53711 (GCVE-0-2025-53711)
Vulnerability from cvelistv5 – Published: 2025-07-29 17:57 – Updated: 2026-03-19 17:03 Unsupported When Assigned
VLAI
EPSS
VEX
Title
TP-Link TL-WR841N, TL-WR842ND and TL-WR949N WlanNetworkRpm.htm buffer overflow
Summary
A vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-07-29 18:29 UTC
CWE
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.tp-link.com/us/support/faq/4569/ | vendor-advisory |
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| TP-Link Systems INC. | TL-WR841N v11 |
Affected:
0 , ≤ 160325
(date)
|
guessed | |
| TP Link Systems Inc. | TL-WR842ND v2 |
Affected:
0 , ≤ V2_150514
(custom)
|
guessed | |
| TP Link Systems Inc. | TL-WR949N v3 |
Affected:
0 , ≤ 3.18.1 Build 1711151
(custom)
|
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-53711",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-07-29T18:29:24.979384Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-07-29T18:29:30.192Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "TL-WR841N v11",
"vendor": "TP-Link Systems INC.",
"versions": [
{
"lessThanOrEqual": "160325",
"status": "affected",
"version": "0",
"versionType": "date"
}
]
},
{
"defaultStatus": "unaffected",
"product": "TL-WR842ND v2",
"vendor": "TP Link Systems Inc.",
"versions": [
{
"lessThanOrEqual": "V2_150514",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"product": "TL-WR949N v3",
"vendor": "TP Link Systems Inc.",
"versions": [
{
"lessThanOrEqual": "3.18.1 Build 1711151",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cdiv\u003eA vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.\u003c/div\u003e"
}
],
"value": "A vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer."
}
],
"impacts": [
{
"capecId": "CAPEC-469",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-469 HTTP DoS"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-120",
"description": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-119",
"description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-19T17:03:41.889Z",
"orgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
"shortName": "TPLink"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://www.tp-link.com/us/support/faq/4569/"
}
],
"source": {
"discovery": "UNKNOWN"
},
"tags": [
"unsupported-when-assigned"
],
"title": "TP-Link TL-WR841N, TL-WR842ND and TL-WR949N WlanNetworkRpm.htm buffer overflow",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
"assignerShortName": "TPLink",
"cveId": "CVE-2025-53711",
"datePublished": "2025-07-29T17:57:18.829Z",
"dateReserved": "2025-07-09T00:57:57.182Z",
"dateUpdated": "2026-03-19T17:03:41.889Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-53711",
"date": "2026-09-17",
"epss": "0.00309",
"percentile": "0.23817"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "TL-WR841N v11",
"vendor": "TP-Link Systems INC.",
"versions": [
{
"lessThanOrEqual": "160325",
"status": "affected",
"version": "0",
"versionType": "date"
}
]
},
{
"defaultStatus": "unaffected",
"product": "TL-WR842ND v2",
"vendor": "TP Link Systems Inc.",
"versions": [
{
"lessThanOrEqual": "V2_150514",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"product": "TL-WR949N v3",
"vendor": "TP Link Systems Inc.",
"versions": [
{
"lessThanOrEqual": "3.18.1 Build 1711151",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "f23511db-6c3e-4e32-a477-6aa17d310630"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:tp-link:tl-wr841n_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "D7710645-4467-4A8D-BAC0-4B63797E70A2",
"versionEndIncluding": "160325",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:tp-link:tl-wr841n:11:*:*:*:*:*:*:*",
"matchCriteriaId": "508A2761-3DB2-4973-8B9C-22BE876EE987",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [
{
"sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630",
"tags": [
"unsupported-when-assigned"
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer."
},
{
"lang": "es",
"value": "Se ha detectado una vulnerabilidad en TP-Link TL-WR841N V11. La vulnerabilidad se encuentra en el archivo /userRpm/WlanNetworkRpm.htm debido a la falta de validaci\u00f3n de los par\u00e1metros de entrada, lo que puede provocar un desbordamiento del b\u00fafer que provoque un bloqueo del servicio web y una denegaci\u00f3n de servicio (DoS). El ataque puede ejecutarse en remoto. Esta vulnerabilidad solo afecta a los productos que ya no reciben soporte del fabricante."
}
],
"id": "CVE-2025-53711",
"lastModified": "2026-06-17T09:38:45.030",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "f23511db-6c3e-4e32-a477-6aa17d310630",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-53711",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-07-29T18:29:24.979384Z",
"version": "2.0.3"
}
}
]
},
"published": "2025-07-29T18:15:30.740",
"references": [
{
"source": "f23511db-6c3e-4e32-a477-6aa17d310630",
"tags": [
"Vendor Advisory"
],
"url": "https://www.tp-link.com/us/support/faq/4569/"
}
],
"sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
},
{
"lang": "en",
"value": "CWE-120"
}
],
"source": "f23511db-6c3e-4e32-a477-6aa17d310630",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T08:32:30+00:00",
"cve": "CVE-2025-53711",
"id": "CVE-2025-53711",
"initial_release_date": "2025-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "TP-Link TL-WR841N, TL-WR842ND and TL-WR949N WlanNetworkRpm.htm buffer overflow",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-53711.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-53711",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-07-29T18:29:24.979384Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-07-29T18:29:27.141Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "TL-WR841N v11",
"vendor": "TP-Link Systems INC.",
"versions": [
{
"lessThanOrEqual": "160325",
"status": "affected",
"version": "0",
"versionType": "date"
}
]
},
{
"defaultStatus": "unaffected",
"product": "TL-WR842ND v2",
"vendor": "TP Link Systems Inc.",
"versions": [
{
"lessThanOrEqual": "V2_150514",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"product": "TL-WR949N v3",
"vendor": "TP Link Systems Inc.",
"versions": [
{
"lessThanOrEqual": "3.18.1 Build 1711151",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cdiv\u003eA vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.\u003c/div\u003e"
}
],
"value": "A vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer."
}
],
"impacts": [
{
"capecId": "CAPEC-469",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-469 HTTP DoS"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-120",
"description": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-119",
"description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-19T17:03:41.889Z",
"orgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
"shortName": "TPLink"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://www.tp-link.com/us/support/faq/4569/"
}
],
"source": {
"discovery": "UNKNOWN"
},
"tags": [
"unsupported-when-assigned"
],
"title": "TP-Link TL-WR841N, TL-WR842ND and TL-WR949N WlanNetworkRpm.htm buffer overflow",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
"assignerShortName": "TPLink",
"cveId": "CVE-2025-53711",
"datePublished": "2025-07-29T17:57:18.829Z",
"dateReserved": "2025-07-09T00:57:57.182Z",
"dateUpdated": "2026-03-19T17:03:41.889Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…