Vulnerability-Lookup

CNVD-2020-57816

Vulnerability from cnvd - Published: 2020-10-21

Title

Lenovo Diagnostics路径遍历漏洞

Description

Lenovo Diagnostics是中国联想（Lenovo）公司的是联想电脑的扫描以及诊断硬件故障工具。该工具可帮助用户对电脑进行扫描、检查、对电脑的司机问题进行修复的操作，Lenovo Diagnostics还可以帮助用户轻松解决电脑出现的一些蓝屏、死机问题进行修复，能够一键扫描并诊断故障。 Lenovo Diagnostics 存在路径遍历漏洞，攻击者可利用该漏洞在系统上执行代码。

Severity

低

Patch Name

Lenovo Diagnostics路径遍历漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://support.lenovo.com/us/en/product_security/LEN-32702

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-8338

Impacted products

Name
Lenovo Lenovo Diagnostics <4.35.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-8338",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-8338"
    }
  },
  "description": "Lenovo Diagnostics\u662f\u4e2d\u56fd\u8054\u60f3\uff08Lenovo\uff09\u516c\u53f8\u7684\u662f\u8054\u60f3\u7535\u8111\u7684\u626b\u63cf\u4ee5\u53ca\u8bca\u65ad\u786c\u4ef6\u6545\u969c\u5de5\u5177\u3002\u8be5\u5de5\u5177\u53ef\u5e2e\u52a9\u7528\u6237\u5bf9\u7535\u8111\u8fdb\u884c\u626b\u63cf\u3001\u68c0\u67e5\u3001\u5bf9\u7535\u8111\u7684\u53f8\u673a\u95ee\u9898\u8fdb\u884c\u4fee\u590d\u7684\u64cd\u4f5c\uff0cLenovo Diagnostics\u8fd8\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u8f7b\u677e\u89e3\u51b3\u7535\u8111\u51fa\u73b0\u7684\u4e00\u4e9b\u84dd\u5c4f\u3001\u6b7b\u673a\u95ee\u9898\u8fdb\u884c\u4fee\u590d\uff0c\u80fd\u591f\u4e00\u952e\u626b\u63cf\u5e76\u8bca\u65ad\u6545\u969c\u3002\n\nLenovo Diagnostics \u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7cfb\u7edf\u4e0a\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://support.lenovo.com/us/en/product_security/LEN-32702",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-57816",
  "openTime": "2020-10-21",
  "patchDescription": "Lenovo Diagnostics\u662f\u4e2d\u56fd\u8054\u60f3\uff08Lenovo\uff09\u516c\u53f8\u7684\u662f\u8054\u60f3\u7535\u8111\u7684\u626b\u63cf\u4ee5\u53ca\u8bca\u65ad\u786c\u4ef6\u6545\u969c\u5de5\u5177\u3002\u8be5\u5de5\u5177\u53ef\u5e2e\u52a9\u7528\u6237\u5bf9\u7535\u8111\u8fdb\u884c\u626b\u63cf\u3001\u68c0\u67e5\u3001\u5bf9\u7535\u8111\u7684\u53f8\u673a\u95ee\u9898\u8fdb\u884c\u4fee\u590d\u7684\u64cd\u4f5c\uff0cLenovo Diagnostics\u8fd8\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u8f7b\u677e\u89e3\u51b3\u7535\u8111\u51fa\u73b0\u7684\u4e00\u4e9b\u84dd\u5c4f\u3001\u6b7b\u673a\u95ee\u9898\u8fdb\u884c\u4fee\u590d\uff0c\u80fd\u591f\u4e00\u952e\u626b\u63cf\u5e76\u8bca\u65ad\u6545\u969c\u3002\r\n\r\nLenovo Diagnostics \u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7cfb\u7edf\u4e0a\u6267\u884c\u4ee3\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Lenovo Diagnostics\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Lenovo Lenovo Diagnostics \u003c4.35.4"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-8338",
  "serverity": "\u4f4e",
  "submitTime": "2020-10-21",
  "title": "Lenovo Diagnostics\u8def\u5f84\u904d\u5386\u6f0f\u6d1e"
}

CVE-2020-8338 (GCVE-0-2020-8338)

Vulnerability from cvelistv5 – Published: 2020-10-14 21:25 – Updated: 2024-08-04 09:56

Summary

A DLL search path vulnerability was reported in Lenovo Diagnostics prior to version 4.35.4 that could allow a user with local access to execute code on the system.

Severity

7.8 (High)


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

CWE

CWE-426 - Untrusted Search Path

Assigner

lenovo mitre root

References

1 reference

URL	Tags
https://support.lenovo.com/us/en/product_security…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Lenovo	Diagnostics	Affected: unspecified , < 4.35.4 (custom)

Credits

Lenovo thanks Xavier DANEST - Decathlon for reporting this issue.

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:56:28.465Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.lenovo.com/us/en/product_security/LEN-32702"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Diagnostics",
          "vendor": "Lenovo",
          "versions": [
            {
              "lessThan": "4.35.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Lenovo thanks Xavier DANEST - Decathlon for reporting this issue."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A DLL search path vulnerability was reported in Lenovo Diagnostics prior to version 4.35.4 that could allow a user with local access to execute code on the system."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-426",
              "description": "CWE-426 Untrusted Search Path",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-10-14T21:25:20.000Z",
        "orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
        "shortName": "lenovo"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.lenovo.com/us/en/product_security/LEN-32702"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to Lenovo Diagnostics version 4.35.4 (or newer)."
        }
      ],
      "source": {
        "advisory": "LEN-32702",
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@lenovo.com",
          "ID": "CVE-2020-8338",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Diagnostics",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "4.35.4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Lenovo"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Lenovo thanks Xavier DANEST - Decathlon for reporting this issue."
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A DLL search path vulnerability was reported in Lenovo Diagnostics prior to version 4.35.4 that could allow a user with local access to execute code on the system."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-426 Untrusted Search Path"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.lenovo.com/us/en/product_security/LEN-32702",
              "refsource": "MISC",
              "url": "https://support.lenovo.com/us/en/product_security/LEN-32702"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Upgrade to Lenovo Diagnostics version 4.35.4 (or newer)."
          }
        ],
        "source": {
          "advisory": "LEN-32702",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
    "assignerShortName": "lenovo",
    "cveId": "CVE-2020-8338",
    "datePublished": "2020-10-14T21:25:20.000Z",
    "dateReserved": "2020-01-28T00:00:00.000Z",
    "dateUpdated": "2024-08-04T09:56:28.465Z",
    "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.