CVE-2025-2838 (GCVE-0-2025-2838)

Vulnerability from cvelistv5 – Published: 2025-03-26 21:16 – Updated: 2025-03-27 14:52
VLAI?
Summary
Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of DNS responses. The issue results from a logic error that can lead to an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23392.
Severity ?
6.5 (Medium)
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
Assigner
zdi
References
Impacted products
Vendor Product Version
Silicon Labs Gecko OS Affected: 1.0.46
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-2838",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-27T14:52:02.744978Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-27T14:52:53.920Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Gecko OS",
          "vendor": "Silicon Labs",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.46"
            }
          ]
        }
      ],
      "dateAssigned": "2025-03-26T21:16:17.067Z",
      "datePublic": "2024-06-21T23:58:55.959Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the processing of DNS responses. The issue results from a logic error that can lead to an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23392."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-835",
              "description": "CWE-835: Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-26T21:16:33.186Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-24-872",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-872/"
        },
        {
          "name": "vendor-provided URL",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://community.silabs.com/a45Vm0000000Atp"
        }
      ],
      "source": {
        "lang": "en",
        "value": "PCAutomotive"
      },
      "title": "Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2025-2838",
    "datePublished": "2025-03-26T21:16:33.186Z",
    "dateReserved": "2025-03-26T21:16:17.046Z",
    "dateUpdated": "2025-03-27T14:52:53.920Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-2838\",\"sourceIdentifier\":\"zdi-disclosures@trendmicro.com\",\"published\":\"2025-03-26T22:15:15.803\",\"lastModified\":\"2025-08-08T01:00:12.240\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability.\\n\\nThe specific flaw exists within the processing of DNS responses. The issue results from a logic error that can lead to an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23392.\"},{\"lang\":\"es\",\"value\":\"Vulnerabilidad de denegaci\u00f3n de servicio por bucle infinito en el procesamiento de respuestas DNS de Silicon Labs Gecko OS. Esta vulnerabilidad permite a atacantes adyacentes a la red crear una condici\u00f3n de denegaci\u00f3n de servicio en las instalaciones afectadas de Silicon Labs Gecko OS. No se requiere autenticaci\u00f3n para explotar esta vulnerabilidad. La falla espec\u00edfica se encuentra en el procesamiento de respuestas DNS. El problema se debe a un error l\u00f3gico que puede generar un bucle infinito. Un atacante puede aprovechar esta vulnerabilidad para crear una condici\u00f3n de denegaci\u00f3n de servicio en el sistema. Anteriormente, se denominaba ZDI-CAN-23392.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"zdi-disclosures@trendmicro.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"zdi-disclosures@trendmicro.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-835\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:silabs:gecko_os:1.0.46:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5166FBAB-BD1A-4879-A14C-0C49A5604E1D\"}]}]}],\"references\":[{\"url\":\"https://community.silabs.com/a45Vm0000000Atp\",\"source\":\"zdi-disclosures@trendmicro.com\",\"tags\":[\"Permissions Required\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-24-872/\",\"source\":\"zdi-disclosures@trendmicro.com\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-2838\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-03-27T14:52:02.744978Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-03-27T14:52:29.644Z\"}}], \"cna\": {\"title\": \"Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability\", \"source\": {\"lang\": \"en\", \"value\": \"PCAutomotive\"}, \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 6.5, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\"}}], \"affected\": [{\"vendor\": \"Silicon Labs\", \"product\": \"Gecko OS\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.46\"}], \"defaultStatus\": \"unknown\"}], \"datePublic\": \"2024-06-21T23:58:55.959Z\", \"references\": [{\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-24-872/\", \"name\": \"ZDI-24-872\", \"tags\": [\"x_research-advisory\"]}, {\"url\": \"https://community.silabs.com/a45Vm0000000Atp\", \"name\": \"vendor-provided URL\", \"tags\": [\"vendor-advisory\"]}], \"dateAssigned\": \"2025-03-26T21:16:17.067Z\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability.\\n\\nThe specific flaw exists within the processing of DNS responses. The issue results from a logic error that can lead to an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23392.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-835\", \"description\": \"CWE-835: Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"99f1926a-a320-47d8-bbb5-42feb611262e\", \"shortName\": \"zdi\", \"dateUpdated\": \"2025-03-26T21:16:33.186Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-2838\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-03-27T14:52:53.920Z\", \"dateReserved\": \"2025-03-26T21:16:17.046Z\", \"assignerOrgId\": \"99f1926a-a320-47d8-bbb5-42feb611262e\", \"datePublished\": \"2025-03-26T21:16:33.186Z\", \"assignerShortName\": \"zdi\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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.