jvndb-2021-004912
Vulnerability from jvndb
Published
2021-12-02 17:16
Modified
2022-03-30 16:11
Severity ?
Summary
Multiple vulnerabilities in multiple ELECOM routers
Details
Multiple routers provided by ELECOM CO.,LTD. contain multiple vulnerabilities listed below.
* Improper access control leading to unauthorized activation of telnet service (CWE-284) - CVE-2021-20862
* OS command injection (CWE-78) - CVE-2021-20863
* Improper access control leading to unauthorized activation of telnet service
(CWE-284) - CVE-2021-20864
Chuya Hayakawa and Katsuhiko Sato(a.k.a. goroh_kun) of 00One, Inc. reported this vulnerability to ELECOM CO.,LTD. and coordinated. ELECOM CO.,LTD. and JPCERT/CC published respective advisories in order to notify users of these vulnerabilities.
References
Impacted products
{ "@rdf:about": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-004912.html", "dc:date": "2022-03-30T16:11+09:00", "dcterms:issued": "2021-12-02T17:16+09:00", "dcterms:modified": "2022-03-30T16:11+09:00", "description": "Multiple routers provided by ELECOM CO.,LTD. contain multiple vulnerabilities listed below.\r\n\r\n * Improper access control leading to unauthorized activation of telnet service (CWE-284) - CVE-2021-20862\r\n\r\n * OS command injection (CWE-78) - CVE-2021-20863\r\n\r\n * Improper access control leading to unauthorized activation of telnet service \r\n(CWE-284) - CVE-2021-20864\r\n\r\nChuya Hayakawa and Katsuhiko Sato(a.k.a. goroh_kun) of 00One, Inc. reported this vulnerability to ELECOM CO.,LTD. and coordinated. ELECOM CO.,LTD. and JPCERT/CC published respective advisories in order to notify users of these vulnerabilities.", "link": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-004912.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-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" } ], "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": "8.8", "@severity": "High", "@type": "Base", "@vector": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "@version": "3.0" } ], "sec:identifier": "JVNDB-2021-004912", "sec:references": [ { "#text": "http://jvn.jp/en/vu/JVNVU94527926/index.html", "@id": "JVNVU#94527926", "@source": "JVN" }, { "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20862", "@id": "CVE-2021-20862", "@source": "CVE" }, { "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20863", "@id": "CVE-2021-20863", "@source": "CVE" }, { "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20864", "@id": "CVE-2021-20864", "@source": "CVE" }, { "#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20862", "@id": "CVE-2021-20862", "@source": "NVD" }, { "#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20863", "@id": "CVE-2021-20863", "@source": "NVD" }, { "#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20864", "@id": "CVE-2021-20864", "@source": "NVD" }, { "#text": "https://cwe.mitre.org/data/definitions/284.html", "@id": "CWE-284", "@title": "Improper Access Control(CWE-284)" }, { "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html", "@id": "CWE-78", "@title": "OS Command Injection(CWE-78)" } ], "title": "Multiple vulnerabilities in multiple ELECOM routers" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- 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.