jvndb - jvndb-2025-000110

JVNDB-2025-000110

Vulnerability from jvndb - Published: 2025-11-25 17:17 - Updated:2025-11-25 17:17

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

Multiple vulnerabilities in Security Point (Windows) of MaLion

Details

Security Point (Windows) of MaLion provided by Intercom, Inc. contains multiple vulnerabilities listed below.

Incorrect default permissions (CWE-276) - CVE-2025-59485
Stack-based buffer overflow in processing HTTP headers (CWE-121) - CVE-2025-62691
Heap-based buffer overflow in processing Content-Length (CWE-122) - CVE-2025-64693

CVE-2025-59485 Ruslan Sayfiev of GMO Cybersecurity by Ierae, Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership. CVE-2025-62691, CVE-2025-64693 Denis Faiustov, and Ruslan Sayfiev of GMO Cybersecurity by Ierae, Inc. reported these vulnerabilities to JPCERT/CC. JPCERT/CC coordinated with the developer.

References

Type

URL

	JVN	https://jvn.jp/en/jp/JVN76298784/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2025-59485
	CVE	https://www.cve.org/CVERecord?id=CVE-2025-62691
	CVE	https://www.cve.org/CVERecord?id=CVE-2025-64693
	No Mapping(CWE-Other)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

	Intercom, Inc.	Security Point (Windows) of MaLionCloud
	Intercom, Inc.	Security Point (Windows) of MaLion

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-000110.html",
  "dc:date": "2025-11-25T17:17+09:00",
  "dcterms:issued": "2025-11-25T17:17+09:00",
  "dcterms:modified": "2025-11-25T17:17+09:00",
  "description": "Security Point (Windows) of MaLion provided by Intercom, Inc. contains multiple vulnerabilities listed below.\u003cul\u003e\u003cli\u003eIncorrect default permissions (CWE-276) - CVE-2025-59485\u003c/li\u003e\u003cli\u003eStack-based buffer overflow in processing HTTP headers (CWE-121) - CVE-2025-62691\u003c/li\u003e\u003cli\u003eHeap-based buffer overflow in processing Content-Length (CWE-122) - CVE-2025-64693\u003c/li\u003e\u003c/ul\u003eCVE-2025-59485\r\nRuslan Sayfiev of GMO Cybersecurity by Ierae, Inc. reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.\r\n\r\nCVE-2025-62691, CVE-2025-64693\r\nDenis Faiustov, and Ruslan Sayfiev of GMO Cybersecurity by Ierae, Inc. reported these vulnerabilities to JPCERT/CC.\r\nJPCERT/CC coordinated with the developer.",
  "link": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-000110.html",
  "sec:cpe": [
    {
      "#text": "cpe:/a:intercom:malioncloud",
      "@product": "Security Point (Windows) of MaLionCloud",
      "@vendor": "Intercom, Inc.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:intercom:security_point_windows_of_malion",
      "@product": "Security Point (Windows) of MaLion",
      "@vendor": "Intercom, 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-2025-000110",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN76298784/index.html",
      "@id": "JVN#76298784",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2025-59485",
      "@id": "CVE-2025-59485",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2025-62691",
      "@id": "CVE-2025-62691",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2025-64693",
      "@id": "CVE-2025-64693",
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    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Multiple vulnerabilities in Security Point (Windows) of MaLion"
}

CVE-2025-62691 (GCVE-0-2025-62691)

Vulnerability from cvelistv5 – Published: 2025-11-25 07:21 – Updated: 2025-11-25 20:17

Summary

Security Point (Windows) of MaLion and MaLionCloud contains a stack-based buffer overflow vulnerability in processing HTTP headers. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege.

Severity ?

9.8 (Critical)


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

9.3 (Critical)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CWE

CWE-121 - Stack-based buffer overflow

Assigner

jpcert

References

URL

Tags

	https://www.intercom.co.jp/information/2025/1125.html
	https://jvn.jp/en/jp/JVN76298784/

Impacted products

Vendor

Product

Version

Intercom, Inc.

Security Point (Windows) of MaLion

Affected: prior to Ver.7.1.1.9

Intercom, Inc.

Security Point (Windows) of MaLionCloud

Affected: prior to Ver.7.2.0.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-62691",
                "options": [
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                    "Exploitation": "none"
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                    "Automatable": "no"
                  },
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                    "Technical Impact": "total"
                  }
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              "version": "prior to Ver.7.2.0.1"
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          "lang": "en",
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      "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",
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              "lang": "en-US",
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        }
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2025-64693 (GCVE-0-2025-64693)

Vulnerability from cvelistv5 – Published: 2025-11-25 07:21 – Updated: 2025-11-25 20:18

Summary

Security Point (Windows) of MaLion and MaLionCloud contains a heap-based buffer overflow vulnerability in processing Content-Length. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege.

Severity ?

9.8 (Critical)


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

9.3 (Critical)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CWE

CWE-122 - Heap-based buffer overflow

Assigner

jpcert

References

URL

Tags

	https://www.intercom.co.jp/information/2025/1125.html
	https://jvn.jp/en/jp/JVN76298784/

Impacted products

Vendor

Product

Version

Intercom, Inc.

Security Point (Windows) of MaLion

Affected: prior to Ver.7.1.1.9

Intercom, Inc.

Security Point (Windows) of MaLionCloud

Affected: prior to Ver.7.2.0.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-64693",
                "options": [
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                    "Exploitation": "none"
                  },
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                  },
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                    "Technical Impact": "total"
                  }
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                "timestamp": "2025-11-25T20:18:39.939090Z",
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          "shortName": "CISA-ADP"
        },
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      }
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          "vendor": "Intercom, Inc.",
          "versions": [
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            }
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          "vendor": "Intercom, Inc.",
          "versions": [
            {
              "status": "affected",
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            }
          ]
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Security Point (Windows) of MaLion and MaLionCloud contains a heap-based buffer overflow vulnerability in processing Content-Length. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege."
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      "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",
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      "providerMetadata": {
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  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2025-59485 (GCVE-0-2025-59485)

Vulnerability from cvelistv5 – Published: 2025-11-25 07:20 – Updated: 2025-11-25 14:42

Summary

Incorrect default permissions issue exists in Security Point (Windows) of MaLion prior to Ver.5.3.4. If this vulnerability is exploited, an arbitrary file could be placed in the specific folder by a user who can log in to the system where the product's Windows client is installed. If the file is a specially crafted DLL file, arbitrary code could be executed with SYSTEM privilege.

Severity ?

3.3 (Low)


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

4.8 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CWE

CWE-276 - Incorrect default permissions

Assigner

jpcert

References

URL

Tags

	https://www.intercom.co.jp/information/2025/1125.html
	https://jvn.jp/en/jp/JVN76298784/

Impacted products

	Vendor	Product	Version
	Intercom, Inc.	Security Point (Windows) of MaLion	Affected: prior to Ver.5.3.4

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
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                "id": "CVE-2025-59485",
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                  },
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}

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

JVNDB-2025-000110

CVE-2025-62691 (GCVE-0-2025-62691)

CVE-2025-64693 (GCVE-0-2025-64693)

CVE-2025-59485 (GCVE-0-2025-59485)

Tags

Sightings

Nomenclature