Vulnerability-Lookup

FKIE_CVE-2025-41677

Vulnerability from fkie_nvd - Published: 2025-07-21 10:15 - Updated: 2026-06-17 09:22

Severity

4.9 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Summary

A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession.

References

	URL	Tags
	info@cert.vde.com	https://certvde.com/de/advisories/VDE-2025-058	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	http://seclists.org/fulldisclosure/2025/Jul/38	Mailing List

Impacted products

	Vendor	Product	Version
	mbconnectline	mbnet.mini_firmware	*
	mbconnectline	mbnet.mini	-

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "mbNET.mini",
          "vendor": "MB connect line",
          "versions": [
            {
              "lessThan": "2.3.3",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "REX 100",
          "vendor": "Helmholz",
          "versions": [
            {
              "lessThan": "2.3.3",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "info@cert.vde.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:mbconnectline:mbnet.mini_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "73596D99-CA79-4FF6-AEF1-62C751C7FD23",
              "versionEndExcluding": "2.3.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:mbconnectline:mbnet.mini:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A1D1B769-DA91-4F0C-AD34-D735B7A8B8FF",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession."
    },
    {
      "lang": "es",
      "value": "Un atacante remoto con altos privilegios puede agotar recursos cr\u00edticos del sistema al enviar solicitudes POST espec\u00edficamente manipuladas a la acci\u00f3n send-mail en r\u00e1pida sucesi\u00f3n."
    }
  ],
  "id": "CVE-2025-41677",
  "lastModified": "2026-06-17T09:22:56.577",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 4.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 3.6,
        "source": "info@cert.vde.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-41677",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-07-21T15:00:24.440243Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-07-21T10:15:24.840",
  "references": [
    {
      "source": "info@cert.vde.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://certvde.com/de/advisories/VDE-2025-058"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List"
      ],
      "url": "http://seclists.org/fulldisclosure/2025/Jul/38"
    }
  ],
  "sourceIdentifier": "info@cert.vde.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "info@cert.vde.com",
      "type": "Secondary"
    }
  ]
}

CVE-2025-41677 (GCVE-0-2025-41677)

Vulnerability from cvelistv5 – Published: 2025-07-21 09:30 – Updated: 2025-11-03 19:59

Title

Resource Exhaustion via POST Requests to send-mail Action

Summary

A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession.

Severity

4.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-07-21 15:00 UTC

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

CERTVDE icscert root

References

2 references

URL	Tags
https://certvde.com/de/advisories/VDE-2025-058
http://seclists.org/fulldisclosure/2025/Jul/38

Impacted products

2 products

Vendor	Product	Version
MB connect line	mbNET.mini	Affected: 0.0.0 , < 2.3.3 (semver)
Helmholz	REX 100	Affected: 0.0.0 , < 2.3.3 (semver)

Credits

F. Bruckmoser, M. Eder, J. Heigl, M. Heudorn, G. Hofmarcher, M. Kadlec, M. Pristauz-Telsnigg, S. Resch, P. Schweinzer, M. Gschiel from St. Poelten UAS

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-41677",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-21T15:00:24.440243Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-21T20:36:33.574Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T19:59:03.144Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://seclists.org/fulldisclosure/2025/Jul/38"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "mbNET.mini",
          "vendor": "MB connect line",
          "versions": [
            {
              "lessThan": "2.3.3",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "REX 100",
          "vendor": "Helmholz",
          "versions": [
            {
              "lessThan": "2.3.3",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
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        }
      ],
      "descriptions": [
        {
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          "supportingMedia": [
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              "base64": false,
              "type": "text/html",
              "value": "A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession.\u003cbr\u003e"
            }
          ],
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      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 4.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
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          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
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              "lang": "en",
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      "providerMetadata": {
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        "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
        "shortName": "CERTVDE"
      },
      "references": [
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          "url": "https://certvde.com/de/advisories/VDE-2025-058"
        }
      ],
      "source": {
        "advisory": "VDE-2025-058, VDE-2025-059",
        "defect": [
          "CERT@VDE#641816",
          "CERT@VDE#641817"
        ],
        "discovery": "UNKNOWN"
      },
      "title": "Resource Exhaustion via POST Requests to send-mail Action",
      "x_generator": {
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  "cveMetadata": {
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    "assignerShortName": "CERTVDE",
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    "datePublished": "2025-07-21T09:30:28.614Z",
    "dateReserved": "2025-04-16T11:17:48.308Z",
    "dateUpdated": "2025-11-03T19:59:03.144Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Detection rules are retrieved from Rulezet.

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.

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.