JVNDB-2021-000108
Vulnerability from jvndb - Published: 2021-11-30 07:23 - Updated:2022-03-29 07:18
Severity
Summary
Multiple vulnerabilities in multiple ELECOM LAN routers
Details
Multiple ELECOM LAN routers provided by ELECOM CO.,LTD. contain multiple vulnerabilities listed below.
* Buffer overflow (CWE-121) - CVE-2021-20852
* OS command injection (CWE-78) - CVE-2021-20853, CVE-2021-20854
* Cross-site scripting (CWE-79) - CVE-2021-20855, CVE-2021-20856
* Cross-site scripting (CWE-79) - CVE-2021-20857
* Cross-site scripting (CWE-79) - CVE-2021-20858
* OS command injection (CWE-78) - CVE-2021-20859
* Cross-site request forgery (CWE-352) - CVE-2021-20860
* Improper access control (CWE-284) - CVE-2021-20861, CVE-2022-25915
CVE-2021-20852, CVE-2021-20853, CVE-2021-20854
Taizoh Tsukamoto of Mitsui Bussan Secure Directions, Inc. reported these vulnerabilities to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVE-2021-20855, CVE-2021-20856
Tomonori Yamamoto of Mitsui Bussan Secure Directions, Inc. reported these vulnerabilities to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVE-2021-20857, CVE-2021-20858
Imaoka Ryo, Imaoka Toshio of Cyber Security Reserach Team reported these vulnerabilities to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVE-2021-20859, CVE-2021-20860, CVE-2021-20861
Satoru Nagaoka of Cyber Defense Institute, Inc. reported these vulnerabilities to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVE-2022-25915
Katsuhiko Sato(a.k.a. goroh_kun) reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
References
Impacted products
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{
"@rdf:about": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-000108.html",
"dc:date": "2022-03-29T16:18+09:00",
"dcterms:issued": "2021-11-30T16:23+09:00",
"dcterms:modified": "2022-03-29T16:18+09:00",
"description": "Multiple ELECOM LAN routers provided by ELECOM CO.,LTD. contain multiple vulnerabilities listed below.\r\n* Buffer overflow (CWE-121) - CVE-2021-20852\r\n* OS command injection (CWE-78) - CVE-2021-20853, CVE-2021-20854\r\n* Cross-site scripting (CWE-79) - CVE-2021-20855, CVE-2021-20856\r\n* Cross-site scripting (CWE-79) - CVE-2021-20857\r\n* Cross-site scripting (CWE-79) - CVE-2021-20858\r\n* OS command injection (CWE-78) - CVE-2021-20859\r\n* Cross-site request forgery (CWE-352) - CVE-2021-20860\r\n* Improper access control (CWE-284) - CVE-2021-20861, CVE-2022-25915\r\n\r\nCVE-2021-20852, CVE-2021-20853, CVE-2021-20854\r\nTaizoh Tsukamoto of Mitsui Bussan Secure Directions, Inc. reported these vulnerabilities to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.\r\n\r\nCVE-2021-20855, CVE-2021-20856\r\nTomonori Yamamoto of Mitsui Bussan Secure Directions, Inc. reported these vulnerabilities to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.\r\n\r\nCVE-2021-20857, CVE-2021-20858\r\nImaoka Ryo, Imaoka Toshio of Cyber Security Reserach Team reported these vulnerabilities to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.\r\n\r\nCVE-2021-20859, CVE-2021-20860, CVE-2021-20861\r\nSatoru Nagaoka of Cyber Defense Institute, Inc. reported these vulnerabilities to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.\r\n\r\nCVE-2022-25915\r\nKatsuhiko Sato(a.k.a. goroh_kun) reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
"link": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-000108.html",
"sec:cpe": [
{
"#text": "cpe:/o:elecom:edwrc-2533gst2_firmware",
"@product": "EDWRC-2533GST2 firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wmc-2hc-w_firmware",
"@product": "WMC-2HC-W firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wmc-c2533gst-w_firmware",
"@product": "WMC-C2533GST-W firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wmc-dlgst2-w_firmware",
"@product": "WMC-DLGST2-W firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wmc-m1267gst2-w_firmware",
"@product": "WMC-M1267GST2-W firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1167gs2-b_firmware",
"@product": "WRC-1167GS2-B",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1167gs2h-b_firmware",
"@product": "WRC-1167GS2H-B",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1167gst2a_firmware",
"@product": "WRC-1167GST2A firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1167gst2h_firmware",
"@product": "WRC-1167GST2H firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1167gst2_firmware",
"@product": "WRC-1167GST2 firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1750gst2_firmware",
"@product": "WRC-1750GST2 firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1750gsv_firmware",
"@product": "WRC-1750GSV firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1750gs_firmware",
"@product": "WRC-1750GS firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1900gst2sp_firmware",
"@product": "WRC-1900GST2SP firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1900gst2_firmware",
"@product": "WRC-1900GST2 firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-1900gst_firmware",
"@product": "WRC-1900GST firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533ghbk-i_firmware",
"@product": "WRC-2533GHBK-I firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gs2-b_firmware",
"@product": "WRC-2533GS2-B",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gs2-w_firmware",
"@product": "WRC-2533GS2-W",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gst2-g_firmware",
"@product": "WRC-2533GST2-G firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gst2sp_firmware",
"@product": "WRC-2533GST2SP firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gst2_firmware",
"@product": "WRC-2533GST2 firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gsta_firmware",
"@product": "WRC-2533GSTA firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrc-2533gst_firmware",
"@product": "WRC-2533GST firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrh-733gbk_firmware",
"@product": "WRH-733GBK firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
},
{
"#text": "cpe:/o:elecom:wrh-733gwh_firmware",
"@product": "WRH-733GWH firmware",
"@vendor": "ELECOM CO.,LTD.",
"@version": "2.2"
}
],
"sec:cvss": [
{
"@score": "7.7",
"@severity": "High",
"@type": "Base",
"@vector": "AV:A/AC:L/Au:S/C:C/I:C/A:C",
"@version": "2.0"
},
{
"@score": "8.0",
"@severity": "High",
"@type": "Base",
"@vector": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"@version": "3.0"
}
],
"sec:identifier": "JVNDB-2021-000108",
"sec:references": [
{
"#text": "https://jvn.jp/en/jp/JVN88993473/index.html",
"@id": "JVN#88993473",
"@source": "JVN"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20852",
"@id": "CVE-2021-20852",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20853",
"@id": "CVE-2021-20853",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20854",
"@id": "CVE-2021-20854",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20855",
"@id": "CVE-2021-20855",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20856",
"@id": "CVE-2021-20856",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20857",
"@id": "CVE-2021-20857",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20858",
"@id": "CVE-2021-20858",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20859",
"@id": "CVE-2021-20859",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20860",
"@id": "CVE-2021-20860",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20861",
"@id": "CVE-2021-20861",
"@source": "CVE"
},
{
"#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-25915",
"@id": "CVE-2022-25915",
"@source": "CVE"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20852",
"@id": "CVE-2021-20852",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20853",
"@id": "CVE-2021-20853",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20854",
"@id": "CVE-2021-20854",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20855",
"@id": "CVE-2021-20855",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20856",
"@id": "CVE-2021-20856",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20857",
"@id": "CVE-2021-20857",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20858",
"@id": "CVE-2021-20858",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20859",
"@id": "CVE-2021-20859",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20860",
"@id": "CVE-2021-20860",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20861",
"@id": "CVE-2021-20861",
"@source": "NVD"
},
{
"#text": "https://nvd.nist.gov/vuln/detail/CVE-2022-25915",
"@id": "CVE-2022-25915",
"@source": "NVD"
},
{
"#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
"@id": "CWE-119",
"@title": "Buffer Errors(CWE-119)"
},
{
"#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
"@id": "CWE-264",
"@title": "Permissions(CWE-264)"
},
{
"#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
"@id": "CWE-352",
"@title": "Cross-Site Request Forgery(CWE-352)"
},
{
"#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
"@id": "CWE-78",
"@title": "OS Command Injection(CWE-78)"
},
{
"#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
"@id": "CWE-79",
"@title": "Cross-site Scripting(CWE-79)"
}
],
"title": "Multiple vulnerabilities in multiple ELECOM LAN routers"
}
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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.
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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.
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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.
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