FKIE_CVE-2025-52435

Vulnerability from fkie_nvd - Published: 2026-01-10 10:15 - Updated: 2026-01-14 16:30
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
J2EE Misconfiguration: Data Transmission Without Encryption vulnerability in Apache NimBLE. Improper handling of Pause Encryption procedure on Link Layer results in a previously encrypted connection being left in un-encrypted state allowing an eavesdropper to observe the remainder of the exchange. This issue affects Apache NimBLE: through <= 1.8.0. Users are recommended to upgrade to version 1.9.0, which fixes the issue.
References
security@apache.orghttps://github.com/apache/mynewt-nimble/commit/164f1c23c18a290908df76ed83fe848bfe4a4903Patch
security@apache.orghttps://github.com/apache/mynewt-nimble/commit/ec3d75e909fa6dcadf1836fefc4432794a673d18Patch
security@apache.orghttps://lists.apache.org/thread/ow8dzpsqfh9llfclh5fzh6z237brzc0sMailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2026/01/08/1Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
apache nimble *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apache:nimble:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DC033019-AA62-465E-AD0A-8018D8C89ED3",
              "versionEndExcluding": "1.9.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "J2EE Misconfiguration: Data Transmission Without Encryption vulnerability in Apache NimBLE.\n\nImproper handling of Pause Encryption procedure on Link Layer results in a previously encrypted connection being left in un-encrypted state allowing an eavesdropper to observe the remainder of the exchange.\nThis issue affects Apache NimBLE: through \u003c= 1.8.0.\n\nUsers are recommended to upgrade to version 1.9.0, which fixes the issue."
    },
    {
      "lang": "es",
      "value": "Mala configuraci\u00f3n de J2EE: vulnerabilidad de transmisi\u00f3n de datos sin cifrado en Apache NimBLE.\n\nEl manejo inadecuado del procedimiento de Pausa de Cifrado en la Capa de Enlace provoca que una conexi\u00f3n previamente cifrada quede en estado sin cifrar, permitiendo a un fisg\u00f3n observar el resto del intercambio.\nEste problema afecta a Apache NimBLE: hasta la versi\u00f3n 1.8.0 inclusive.\n\nSe recomienda a los usuarios actualizar a la versi\u00f3n 1.9.0, que corrige el problema."
    }
  ],
  "id": "CVE-2025-52435",
  "lastModified": "2026-01-14T16:30:55.960",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-01-10T10:15:50.320",
  "references": [
    {
      "source": "security@apache.org",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/apache/mynewt-nimble/commit/164f1c23c18a290908df76ed83fe848bfe4a4903"
    },
    {
      "source": "security@apache.org",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/apache/mynewt-nimble/commit/ec3d75e909fa6dcadf1836fefc4432794a673d18"
    },
    {
      "source": "security@apache.org",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "url": "https://lists.apache.org/thread/ow8dzpsqfh9llfclh5fzh6z237brzc0s"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2026/01/08/1"
    }
  ],
  "sourceIdentifier": "security@apache.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-5"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.