CVE-2020-14258 (GCVE-0-2020-14258)
Vulnerability from cvelistv5 – Published: 2020-11-21 17:24 – Updated: 2024-08-04 12:39
VLAI
EPSS
VEX
Summary
HCL Notes is susceptible to a Denial of Service vulnerability caused by improper validation of user-supplied input. A remote unauthenticated attacker could exploit this vulnerability using a specially-crafted email message to hang the client. Versions 9, 10 and 11 are affected.
Severity
7.5 (High)
CWE
- "Denial of Service"
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://support.hcltechsw.com/csm?id=kb_article&s… | x_refsource_CONFIRM |
Impacted products
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T12:39:36.207Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "HCL Notes",
"vendor": "HCL",
"versions": [
{
"status": "affected",
"version": "v9"
},
{
"status": "affected",
"version": "v10"
},
{
"status": "affected",
"version": "v11"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "HCL Notes is susceptible to a Denial of Service vulnerability caused by improper validation of user-supplied input. A remote unauthenticated attacker could exploit this vulnerability using a specially-crafted email message to hang the client. Versions 9, 10 and 11 are affected."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "\"Denial of Service\"",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2020-11-21T17:24:31.000Z",
"orgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc",
"shortName": "HCL"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@hcl.com",
"ID": "CVE-2020-14258",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "HCL Notes",
"version": {
"version_data": [
{
"version_value": "v9"
},
{
"version_value": "v10"
},
{
"version_value": "v11"
}
]
}
}
]
},
"vendor_name": "HCL"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "HCL Notes is susceptible to a Denial of Service vulnerability caused by improper validation of user-supplied input. A remote unauthenticated attacker could exploit this vulnerability using a specially-crafted email message to hang the client. Versions 9, 10 and 11 are affected."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "\"Denial of Service\""
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304",
"refsource": "CONFIRM",
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc",
"assignerShortName": "HCL",
"cveId": "CVE-2020-14258",
"datePublished": "2020-11-21T17:24:31.000Z",
"dateReserved": "2020-06-17T00:00:00.000Z",
"dateUpdated": "2024-08-04T12:39:36.207Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2020-14258",
"date": "2026-09-19",
"epss": "0.01262",
"percentile": "0.68348"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:hcltech:notes:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "19015D39-9117-4A6E-BCD7-0951CB185399",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:hcltech:notes:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "B3C46D23-F52D-46D7-973B-FEF916ECD181",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:hcltech:notes:11.0:*:*:*:*:*:*:*",
"matchCriteriaId": "06AD0ACF-704C-4BBE-9059-1A1E9008D7A4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "HCL Notes is susceptible to a Denial of Service vulnerability caused by improper validation of user-supplied input. A remote unauthenticated attacker could exploit this vulnerability using a specially-crafted email message to hang the client. Versions 9, 10 and 11 are affected."
},
{
"lang": "es",
"value": "HCL Notes es susceptible a una vulnerabilidad de Denegaci\u00f3n de Servicio causada por una comprobaci\u00f3n inapropiada de la entrada suministrada por el usuario.\u0026#xa0;Un atacante remoto no autenticado podr\u00eda explotar esta vulnerabilidad usando un mensaje de correo electr\u00f3nico especialmente dise\u00f1ado para colgar al cliente.\u0026#xa0;Las versiones 9, 10 y 11 est\u00e1n afectadas"
}
],
"id": "CVE-2020-14258",
"lastModified": "2024-11-21T05:02:55.167",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"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"
}
]
},
"published": "2020-11-21T18:15:11.743",
"references": [
{
"source": "psirt@hcl.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
}
],
"sourceIdentifier": "psirt@hcl.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:hcltech:notes:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "19015D39-9117-4A6E-BCD7-0951CB185399",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:hcltech:notes:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "B3C46D23-F52D-46D7-973B-FEF916ECD181",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:hcltech:notes:11.0:*:*:*:*:*:*:*",
"matchCriteriaId": "06AD0ACF-704C-4BBE-9059-1A1E9008D7A4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "HCL Notes is susceptible to a Denial of Service vulnerability caused by improper validation of user-supplied input. A remote unauthenticated attacker could exploit this vulnerability using a specially-crafted email message to hang the client. Versions 9, 10 and 11 are affected."
},
{
"lang": "es",
"value": "HCL Notes es susceptible a una vulnerabilidad de Denegaci\u00f3n de Servicio causada por una comprobaci\u00f3n inapropiada de la entrada suministrada por el usuario.\u0026#xa0;Un atacante remoto no autenticado podr\u00eda explotar esta vulnerabilidad usando un mensaje de correo electr\u00f3nico especialmente dise\u00f1ado para colgar al cliente.\u0026#xa0;Las versiones 9, 10 y 11 est\u00e1n afectadas"
}
],
"id": "CVE-2020-14258",
"lastModified": "2024-11-21T05:02:55.167",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"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"
}
]
},
"published": "2020-11-21T18:15:11.743",
"references": [
{
"source": "psirt@hcl.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0085304"
}
],
"sourceIdentifier": "psirt@hcl.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
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…