Vulnerability-Lookup

JVNDB-2025-000013

Vulnerability from jvndb - Published: 2025-02-14 07:39 - Updated:2025-02-14 07:39

Severity

9.8 (Critical) - cvssV3_0 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

acmailer CGI and acmailer DB vulnerable to OS command injection

Details

acmailer CGI and acmailer DB provided by Extra Innovation Inc. contain an OS command injection vulnerability (CWE-78). Extra Innovation Inc. reported this vulnerability to JPCERT/CC to notify users of its solution through JVN. JPCERT/CC and Extra Innovation Inc. coordinated under the Information Security Early Warning Partnership. JPCERT/CC Addendum The version fixing this vulnerability has been released on 2021. This JVN is published responding to the developer's notification to JPCERT/CC on 2025 about the vulnerability and the product update information.

References

Type

URL

	JVN	https://jvn.jp/en/jp/JVN96957439/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2021-46686
	OS Command Injection(CWE-78)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

Extra Innovation Inc.

acmailer

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-000013.html",
  "dc:date": "2025-02-14T16:39+09:00",
  "dcterms:issued": "2025-02-14T16:39+09:00",
  "dcterms:modified": "2025-02-14T16:39+09:00",
  "description": "acmailer CGI and acmailer DB provided by Extra Innovation Inc. contain an OS command injection vulnerability (CWE-78).\r\n\r\nExtra Innovation Inc. reported this vulnerability to JPCERT/CC to notify users of its solution through JVN. JPCERT/CC and Extra Innovation Inc. coordinated under the Information Security Early Warning Partnership.\r\n\r\n\u003cb\u003eJPCERT/CC Addendum\u003c/b\u003e\r\nThe version fixing this vulnerability has been released on 2021.\r\nThis JVN is published responding to the developer\u0027s notification to JPCERT/CC on 2025 about the vulnerability and the product update information.",
  "link": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-000013.html",
  "sec:cpe": {
    "#text": "cpe:/a:misc:extrainnovation_acmailer",
    "@product": "acmailer",
    "@vendor": "Extra Innovation Inc.",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "9.8",
    "@severity": "Critical",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2025-000013",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN96957439/index.html",
      "@id": "JVN#96957439",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2021-46686",
      "@id": "CVE-2021-46686",
      "@source": "CVE"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-78",
      "@title": "OS Command Injection(CWE-78)"
    }
  ],
  "title": "acmailer CGI and acmailer DB vulnerable to OS command injection"
}

CVE-2021-46686 (GCVE-0-2021-46686)

Vulnerability from cvelistv5 – Published: 2025-02-17 23:58 – Updated: 2025-02-18 15:41

Summary

Improper neutralization of special elements used in an OS command ('OS Command Injection') issue exists in acmailer CGI ver.4.0.3 and earlier and acmailer DB ver.1.1.5 and earlier. If this vulnerability is exploited, an arbitrary OS command may be executed by an attacker.

Severity

9.8 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-02-18 15:40 UTC

CWE

CWE-78 - Improper neutralization of special elements used in an OS command ('OS Command Injection')

Assigner

jpcert jpcert root Scorecard

References

3 references

URL	Tags
https://acmailer.jp/info/de.cgi?id=103
https://www.acmailer.jp/info/de.cgi?id=102
https://jvn.jp/en/jp/JVN96957439/

Impacted products

2 products

Vendor	Product	Version
Extra Innovation Inc.	acmailer CGI	Affected: ver.4.0.3 and earlier
Extra Innovation Inc.	acmailer DB	Affected: ver.1.1.5 and earlier

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-46686",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-18T15:40:35.495948Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-18T15:41:25.766Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "acmailer CGI",
          "vendor": "Extra Innovation Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "ver.4.0.3 and earlier"
            }
          ]
        },
        {
          "product": "acmailer DB",
          "vendor": "Extra Innovation Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "ver.1.1.5 and earlier"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper neutralization of special elements used in an OS command (\u0027OS Command Injection\u0027) issue exists in acmailer CGI ver.4.0.3 and earlier and acmailer DB ver.1.1.5 and earlier. If this vulnerability is exploited, an arbitrary OS command may be executed by an attacker."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-78",
              "description": "Improper neutralization of special elements used in an OS command (\u0027OS Command Injection\u0027)",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-02-17T23:58:10.727Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://acmailer.jp/info/de.cgi?id=103"
        },
        {
          "url": "https://www.acmailer.jp/info/de.cgi?id=102"
        },
        {
          "url": "https://jvn.jp/en/jp/JVN96957439/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2021-46686",
    "datePublished": "2025-02-17T23:58:10.727Z",
    "dateReserved": "2025-02-12T07:20:49.360Z",
    "dateUpdated": "2025-02-18T15:41:25.766Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.
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Action not permitted

JVNDB-2025-000013

CVE-2021-46686 (GCVE-0-2021-46686)

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