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GSD-2023-25494

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
A potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables.
Aliases
Aliases
CVE-2023-25494
To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-25494",
    "id": "GSD-2023-25494"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-25494"
      ],
      "details": "\nA potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables. \n\n",
      "id": "GSD-2023-25494",
      "modified": "2023-12-13T01:20:40.670668Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "psirt@lenovo.com",
        "ID": "CVE-2023-25494",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Desktop BIOS, Smart Edge BIOS, ThinkStation BIOS",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "various"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Lenovo"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Lenovo thanks Souhardya Sardar of Cyberstanc for reporting this issue."
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "\nA potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables. \n\n"
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.1.0-dev"
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-125",
                "lang": "eng",
                "value": "CWE-125 Out-of-bounds Read"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://support.lenovo.com/us/en/product_security/LEN-141775",
            "refsource": "MISC",
            "url": "https://support.lenovo.com/us/en/product_security/LEN-141775"
          }
        ]
      },
      "solution": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Update system firmware to the version (or newer) indicated for your model in the advisory: \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://support.lenovo.com/us/en/product_security/LEN-141775\"\u003ehttps://support.lenovo.com/us/en/product_security/LEN-141775\u003c/a\u003e"
            }
          ],
          "value": "Update system firmware to the version (or newer) indicated for your model in the advisory:  https://support.lenovo.com/us/en/product_security/LEN-141775 "
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "\nA potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables. \n\n"
          },
          {
            "lang": "es",
            "value": "Se inform\u00f3 una vulnerabilidad potencial en el BIOS de algunos productos de escritorio, Smart Edge y ThinkStation que podr\u00eda permitir que un atacante local con privilegios elevados escriba en variables NVRAM."
          }
        ],
        "id": "CVE-2023-25494",
        "lastModified": "2024-04-08T18:49:25.863",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 6.7,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 0.8,
              "impactScore": 5.9,
              "source": "psirt@lenovo.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2024-04-05T21:15:07.813",
        "references": [
          {
            "source": "psirt@lenovo.com",
            "url": "https://support.lenovo.com/us/en/product_security/LEN-141775"
          }
        ],
        "sourceIdentifier": "psirt@lenovo.com",
        "vulnStatus": "Awaiting Analysis",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-125"
              }
            ],
            "source": "psirt@lenovo.com",
            "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

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.


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.