Vulnerability-Lookup

FKIE_CVE-2022-24938

Vulnerability from fkie_nvd - Published: 2022-11-14 18:15 - Updated: 2026-06-17 04:32

Severity

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

Summary

A malformed packet causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.

References

URL	Tags
product-security@silabs.com	https://github.com/SiliconLabs/gecko_sdk	Not Applicable
product-security@silabs.com	https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000HbLj2QAF?operationContext=S1	Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/SiliconLabs/gecko_sdk	Not Applicable
af854a3a-2127-422b-91ae-364da2661108	https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000HbLj2QAF?operationContext=S1	Permissions Required, Vendor Advisory

Impacted products

	Vendor	Product	Version
	silabs	emberznet	1.0.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Ember ZNet",
          "vendor": "silabs.com",
          "versions": [
            {
              "changes": [
                {
                  "at": "patch",
                  "status": "unaffected"
                }
              ],
              "lessThanOrEqual": "7.0.1",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "patch"
            }
          ]
        }
      ],
      "source": "product-security@silabs.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:silabs:emberznet:1.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "9D2D39A8-36B1-4334-8A55-42ED4D6DB373",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "\nA malformed packet causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.\n\n"
    },
    {
      "lang": "es",
      "value": "Un paquete con formato incorrecto provoca un desbordamiento de pila en la pila Ember ZNet. Esto provoca una afirmaci\u00f3n que conduce a un reinicio, eliminando inmediatamente el error."
    }
  ],
  "id": "CVE-2022-24938",
  "lastModified": "2026-06-17T04:32:49.623",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "product-security@silabs.com",
        "type": "Secondary"
      },
      {
        "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": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-24938",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-30T18:21:05.037590Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-11-14T18:15:16.657",
  "references": [
    {
      "source": "product-security@silabs.com",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://github.com/SiliconLabs/gecko_sdk"
    },
    {
      "source": "product-security@silabs.com",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "url": "https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000HbLj2QAF?operationContext=S1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://github.com/SiliconLabs/gecko_sdk"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "url": "https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000HbLj2QAF?operationContext=S1"
    }
  ],
  "sourceIdentifier": "product-security@silabs.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "product-security@silabs.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2022-24938 (GCVE-0-2022-24938)

Vulnerability from cvelistv5 – Published: 2022-11-14 17:37 – Updated: 2025-04-30 18:21

Title

Malformed Zigbee packet causes Assert in EmberZNet 7.0.1 or earlier

Summary

A malformed packet causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.

Severity

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-30 18:21 UTC

CWE

CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Assigner

Silabs mitre root

References

2 references

URL	Tags
https://siliconlabs.lightning.force.com/sfc/servl…	vendor-advisory
https://github.com/SiliconLabs/gecko_sdk	patch

Impacted products

1 product

Vendor	Product	Version
silabs.com	Ember ZNet	Affected: 1.0.0 , ≤ 7.0.1 (patch)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T04:29:01.654Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000HbLj2QAF?operationContext=S1"
          },
          {
            "tags": [
              "patch",
              "x_transferred"
            ],
            "url": "https://github.com/SiliconLabs/gecko_sdk"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-24938",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-30T18:21:05.037590Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-30T18:21:11.903Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Ember ZNet",
          "vendor": "silabs.com",
          "versions": [
            {
              "changes": [
                {
                  "at": "patch",
                  "status": "unaffected"
                }
              ],
              "lessThanOrEqual": "7.0.1",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "patch"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eA malformed packet causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.\u003c/span\u003e\n\n"
            }
          ],
          "value": "\nA malformed packet causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.\n\n"
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-11-14T17:37:05.048Z",
        "orgId": "030b2754-1501-44a4-bef8-48be86a33bf4",
        "shortName": "Silabs"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000HbLj2QAF?operationContext=S1"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/SiliconLabs/gecko_sdk"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Malformed Zigbee packet causes Assert in EmberZNet 7.0.1 or earlier",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "030b2754-1501-44a4-bef8-48be86a33bf4",
    "assignerShortName": "Silabs",
    "cveId": "CVE-2022-24938",
    "datePublished": "2022-11-14T17:37:05.048Z",
    "dateReserved": "2022-02-10T22:28:43.265Z",
    "dateUpdated": "2025-04-30T18:21:11.903Z",
    "requesterUserId": "520cc88b-a1c8-44f6-9154-21a4d74c769f",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.