FKIE_CVE-2025-4295

Vulnerability from fkie_nvd - Published: 2025-07-22 14:15 - Updated: 2026-06-17 09:32
Severity
4.6 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Summary
Improper Validation of Certificate with Host Mismatch vulnerability in HotelRunner B2B allows HTTP Response Splitting. This issue affects B2B: before 04.06.2025.
References
iletisim@usom.gov.trhttps://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0169
iletisim@usom.gov.trhttps://www.usom.gov.tr/bildirim/tr-25-0169
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "B2B",
          "vendor": "HotelRunner",
          "versions": [
            {
              "lessThan": "04.06.2025",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "iletisim@usom.gov.tr"
    }
  ],
  "cveTags": [
    {
      "sourceIdentifier": "iletisim@usom.gov.tr",
      "tags": [
        "exclusively-hosted-service"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper Validation of Certificate with Host Mismatch vulnerability in HotelRunner B2B allows HTTP Response Splitting.\n\nThis issue affects B2B: before 04.06.2025."
    },
    {
      "lang": "es",
      "value": "La vulnerabilidad de validaci\u00f3n incorrecta del certificado con falta de coincidencia de host en HotelRunner B2B permite la divisi\u00f3n de la respuesta HTTP. Este problema afecta a B2B: antes del 04.06.2025."
    }
  ],
  "id": "CVE-2025-4295",
  "lastModified": "2026-06-17T09:32:57.853",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 2.5,
        "source": "iletisim@usom.gov.tr",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-4295",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-07-22T14:07:45.966946Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-07-22T14:15:34.983",
  "references": [
    {
      "source": "iletisim@usom.gov.tr",
      "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0169"
    },
    {
      "source": "iletisim@usom.gov.tr",
      "url": "https://www.usom.gov.tr/bildirim/tr-25-0169"
    }
  ],
  "sourceIdentifier": "iletisim@usom.gov.tr",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-297"
        }
      ],
      "source": "iletisim@usom.gov.tr",
      "type": "Secondary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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  • 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.



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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.