gsd-2021-20855
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-20855",
"description": "Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.",
"id": "GSD-2021-20855"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-20855"
],
"details": "Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.",
"id": "GSD-2021-20855",
"modified": "2023-12-13T01:23:12.193331Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"CVE_data_meta": {
"ASSIGNER": "vultures@jpcert.or.jp",
"ID": "CVE-2021-20855",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "ELECOM LAN routers",
"version": {
"version_data": [
{
"version_value": "WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior"
}
]
}
}
]
},
"vendor_name": "ELECOM CO.,LTD."
}
]
}
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"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Cross-site scripting"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.elecom.co.jp/news/security/20211130-01/",
"refsource": "MISC",
"url": "https://www.elecom.co.jp/news/security/20211130-01/"
},
{
"name": "https://jvn.jp/en/jp/JVN88993473/index.html",
"refsource": "MISC",
"url": "https://jvn.jp/en/jp/JVN88993473/index.html"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [
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"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:elecom:wrh-733gbk_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "1.02.9",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:elecom:wrh-733gbk:-:*:*:*:*:*:*:*",
"cpe_name": [],
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}
],
"operator": "OR"
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],
"cpe_match": [],
"operator": "AND"
},
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:elecom:wrh-733gwh_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "1.02.9",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:elecom:wrh-733gwh:-:*:*:*:*:*:*:*",
"cpe_name": [],
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],
"operator": "OR"
}
],
"cpe_match": [],
"operator": "AND"
}
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},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "vultures@jpcert.or.jp",
"ID": "CVE-2021-20855"
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"description": {
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"value": "Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors."
}
]
},
"problemtype": {
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{
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"value": "CWE-79"
}
]
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},
"references": {
"reference_data": [
{
"name": "https://jvn.jp/en/jp/JVN88993473/index.html",
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"tags": [
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],
"url": "https://jvn.jp/en/jp/JVN88993473/index.html"
},
{
"name": "https://www.elecom.co.jp/news/security/20211130-01/",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://www.elecom.co.jp/news/security/20211130-01/"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 3.5,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 6.8,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "LOW",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 2.7
}
},
"lastModifiedDate": "2021-12-02T16:58Z",
"publishedDate": "2021-12-01T03:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.