Vulnerability-Lookup

CNVD-2017-16022

Vulnerability from cnvd - Published: 2017-07-24

Title

Lenovo VIBE nac_server组件本地提权漏洞

Description

VIBE是Lenovo推出的安卓智能手机系列。 Lenovo VIBE的nac_server组件存在本地提权漏洞，攻击者可以利用该漏洞权限提升为root用户。

Severity

高

Patch Name

Lenovo VIBE nac_server组件本地提权漏洞的补丁

Patch Description

VIBE是Lenovo推出的安卓智能手机系列。 Lenovo VIBE的nac_server组件存在本地提权漏洞，攻击者可以利用该漏洞权限提升为root用户。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

用户可参考如下厂商提供的安全补丁以修复该漏洞： https://support.lenovo.com/us/zh/product_security/len-15823

Reference

https://support.lenovo.com/us/zh/product_security/len-15823 https://nvd.nist.gov/vuln/detail/CVE-2017-3748

Impacted products

Name
Lenovo VIBE

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "99295"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-3748"
    }
  },
  "description": "VIBE\u662fLenovo\u63a8\u51fa\u7684\u5b89\u5353\u667a\u80fd\u624b\u673a\u7cfb\u5217\u3002\r\n\r\nLenovo VIBE\u7684nac_server\u7ec4\u4ef6\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u6743\u9650\u63d0\u5347\u4e3aroot\u7528\u6237\u3002",
  "discovererName": "Jake Valletta from Mandiant.",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://support.lenovo.com/us/zh/product_security/len-15823",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-16022",
  "openTime": "2017-07-24",
  "patchDescription": "VIBE\u662fLenovo\u63a8\u51fa\u7684\u5b89\u5353\u667a\u80fd\u624b\u673a\u7cfb\u5217\u3002\r\n\r\nLenovo VIBE\u7684nac_server\u7ec4\u4ef6\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u6743\u9650\u63d0\u5347\u4e3aroot\u7528\u6237\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 VIBE nac_server\u7ec4\u4ef6\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Lenovo VIBE"
  },
  "referenceLink": "https://support.lenovo.com/us/zh/product_security/len-15823\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-3748",
  "serverity": "\u9ad8",
  "submitTime": "2017-06-29",
  "title": "Lenovo VIBE nac_server\u7ec4\u4ef6\u672c\u5730\u63d0\u6743\u6f0f\u6d1e"
}

CVE-2017-3748 (GCVE-0-2017-3748)

Vulnerability from cvelistv5 – Published: 2017-06-29 15:00 – Updated: 2024-09-16 18:55

Summary

On Lenovo VIBE mobile phones, improper access controls on the nac_server component can be abused in conjunction with CVE-2017-3749 and CVE-2017-3750 to elevate privileges to the root user (commonly known as 'rooting' or "jail breaking" a device).

Severity

No CVSS data available.

CWE

Privilege escalation

Assigner

lenovo mitre root

References

2 references

URL	Tags
http://www.securityfocus.com/bid/99295	vdb-entryx_refsource_BID
https://support.lenovo.com/us/en/product_security…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
Lenovo Group Ltd.	Lenovo Vibe and Lenovo China-only Moto Mobile Phones	Affected: Earlier than 6.0

Date Public

2017-06-22 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T14:39:39.676Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
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            "tags": [
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            "url": "http://www.securityfocus.com/bid/99295"
          },
          {
            "tags": [
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            ],
            "url": "https://support.lenovo.com/us/en/product_security/LEN-15823"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Lenovo Vibe and Lenovo China-only Moto Mobile Phones",
          "vendor": "Lenovo Group Ltd.",
          "versions": [
            {
              "status": "affected",
              "version": "Earlier than 6.0"
            }
          ]
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      ],
      "datePublic": "2017-06-22T00:00:00.000Z",
      "descriptions": [
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          "value": "On Lenovo VIBE mobile phones, improper access controls on the nac_server component can be abused in conjunction with CVE-2017-3749 and CVE-2017-3750 to elevate privileges to the root user (commonly known as \u0027rooting\u0027 or \"jail breaking\" a device)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Privilege escalation",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-06-30T09:57:01.000Z",
        "orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
        "shortName": "lenovo"
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          ],
          "url": "https://support.lenovo.com/us/en/product_security/LEN-15823"
        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "psirt@lenovo.com",
          "DATE_PUBLIC": "2017-06-22T00:00:00",
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        },
        "affects": {
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                          }
                        ]
                      }
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                },
                "vendor_name": "Lenovo Group Ltd."
              }
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        "data_version": "4.0",
        "description": {
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              "value": "On Lenovo VIBE mobile phones, improper access controls on the nac_server component can be abused in conjunction with CVE-2017-3749 and CVE-2017-3750 to elevate privileges to the root user (commonly known as \u0027rooting\u0027 or \"jail breaking\" a device)."
            }
          ]
        },
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              "url": "https://support.lenovo.com/us/en/product_security/LEN-15823"
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  "cveMetadata": {
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    "datePublished": "2017-06-29T15:00:00.000Z",
    "dateReserved": "2016-12-16T00:00:00.000Z",
    "dateUpdated": "2024-09-16T18:55:20.530Z",
    "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.

Action not permitted

CNVD-2017-16022

CVE-2017-3748 (GCVE-0-2017-3748)

Tags

Sightings

Nomenclature

Related by attack behaviour