Vulnerability-Lookup

FKIE_CVE-2019-25613

Vulnerability from fkie_nvd - Published: 2026-03-22 14:16 - Updated: 2026-04-02 20:52

Severity ?

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

Summary

Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Attackers can establish a session via the chat.ghp endpoint and then send a POST request to body2.ghp with an excessively large message parameter value to cause the service to crash.

References

URL	Tags
disclosure@vulncheck.com	http://www.echatserver.com	Broken Link
disclosure@vulncheck.com	http://www.echatserver.com/ecssetup.exe	Broken Link
disclosure@vulncheck.com	https://www.exploit-db.com/exploits/46806	Exploit, Third Party Advisory, VDB Entry
disclosure@vulncheck.com	https://www.vulncheck.com/advisories/easy-chat-server-denial-of-service-via-message-parameter	Third Party Advisory

Impacted products

	Vendor	Product	Version
	echatserver	easy_chat_server	3.1

JSON

To clipboard

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  "configurations": [
    {
      "nodes": [
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          "cpeMatch": [
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              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
        }
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Attackers can establish a session via the chat.ghp endpoint and then send a POST request to body2.ghp with an excessively large message parameter value to cause the service to crash."
    },
    {
      "lang": "es",
      "value": "Easy Chat Server 3.1 contiene una vulnerabilidad de denegaci\u00f3n de servicio que permite a atacantes remotos bloquear la aplicaci\u00f3n enviando datos de tama\u00f1o excesivo en el par\u00e1metro message. Los atacantes pueden establecer una sesi\u00f3n a trav\u00e9s del endpoint chat.ghp y luego enviar una solicitud POST a body2.ghp con un valor del par\u00e1metro message excesivamente grande para causar el bloqueo del servicio."
    }
  ],
  "id": "CVE-2019-25613",
  "lastModified": "2026-04-02T20:52:19.313",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "disclosure@vulncheck.com",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 8.7,
          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
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          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "disclosure@vulncheck.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-03-22T14:16:29.740",
  "references": [
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.echatserver.com"
    },
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.echatserver.com/ecssetup.exe"
    },
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://www.exploit-db.com/exploits/46806"
    },
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
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      ],
      "url": "https://www.vulncheck.com/advisories/easy-chat-server-denial-of-service-via-message-parameter"
    }
  ],
  "sourceIdentifier": "disclosure@vulncheck.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-940"
        }
      ],
      "source": "disclosure@vulncheck.com",
      "type": "Primary"
    }
  ]
}

CVE-2019-25613 (GCVE-0-2019-25613)

Vulnerability from cvelistv5 – Published: 2026-03-22 13:38 – Updated: 2026-03-23 16:15

Title

Easy Chat Server 3.1 Denial of Service via message Parameter

Summary

Severity ?

8.7 (High)


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

7.5 (High)


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

CWE

CWE-940 - Improper Verification of Source of a Communication Channel

Assigner

VulnCheck

References

4 references

URL	Tags
https://www.exploit-db.com/exploits/46806	exploit
http://www.echatserver.com	product
http://www.echatserver.com/ecssetup.exe	product
https://www.vulncheck.com/advisories/easy-chat-se…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Echatserver	Easy Chat	Affected: 3.1

Date Public ?

2019-05-07 00:00

Credits

Miguel Mendez Z

Show details on NVD website

JSON

To clipboard

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                  },
                  {
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                  },
                  {
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                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-23T16:15:41.803643Z",
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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.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2019-25613

CVE-2019-25613 (GCVE-0-2019-25613)

Tags

Sightings

Nomenclature