Vulnerability-Lookup

CNVD-2015-02955

Vulnerability from cnvd - Published: 2015-05-11

Title

Lenovo System Update下载文件替换漏洞

Description

Lenovo System Update是一款联想的系统升级工具。 Lenovo System Update系统下载应用更新到可写目录，允许本地用户替换下载文件，提升权限。

Severity

中

Patch Name

Lenovo System Update下载文件替换漏洞的补丁

Patch Description

Lenovo System Update是一款联想的系统升级工具。 Lenovo System Update系统下载应用更新到可写目录，允许本地用户替换下载文件，提升权限。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公告获取补丁以修复该漏洞： https://support.lenovo.com/us/en/product_security/lsu_privilege

Reference

http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf

Impacted products

Name
Lenovo System Update <=5.6.0.27

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-2234"
    }
  },
  "description": "Lenovo System Update\u662f\u4e00\u6b3e\u8054\u60f3\u7684\u7cfb\u7edf\u5347\u7ea7\u5de5\u5177\u3002\r\n\r\nLenovo System Update\u7cfb\u7edf\u4e0b\u8f7d\u5e94\u7528\u66f4\u65b0\u5230\u53ef\u5199\u76ee\u5f55\uff0c\u5141\u8bb8\u672c\u5730\u7528\u6237\u66ff\u6362\u4e0b\u8f7d\u6587\u4ef6\uff0c\u63d0\u5347\u6743\u9650\u3002",
  "discovererName": "Michael Milvich,Sofiane Talmat",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://support.lenovo.com/us/en/product_security/lsu_privilege",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02955",
  "openTime": "2015-05-11",
  "patchDescription": "Lenovo System Update\u662f\u4e00\u6b3e\u8054\u60f3\u7684\u7cfb\u7edf\u5347\u7ea7\u5de5\u5177\u3002\r\nLenovo System Update\u7cfb\u7edf\u4e0b\u8f7d\u5e94\u7528\u66f4\u65b0\u5230\u53ef\u5199\u76ee\u5f55\uff0c\u5141\u8bb8\u672c\u5730\u7528\u6237\u66ff\u6362\u4e0b\u8f7d\u6587\u4ef6\uff0c\u63d0\u5347\u6743\u9650\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 System Update\u4e0b\u8f7d\u6587\u4ef6\u66ff\u6362\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Lenovo System  Update \u003c=5.6.0.27"
  },
  "referenceLink": "http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2015-05-07",
  "title": "Lenovo System Update\u4e0b\u8f7d\u6587\u4ef6\u66ff\u6362\u6f0f\u6d1e"
}

CVE-2015-2234 (GCVE-0-2015-2234)

Vulnerability from cvelistv5 – Published: 2015-05-12 19:00 – Updated: 2024-08-06 05:10

Summary

Race condition in Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 uses world-writable permissions for the update files directory, which allows local users to gain privileges by writing to an update file after the signature is validated.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
http://www.ioactive.com/pdfs/Lenovo_System_Update…	x_refsource_MISC
http://support.lenovo.com/us/en/product_security/…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/74634	vdb-entryx_refsource_BID
http://securitytracker.com/id/1032268	vdb-entryx_refsource_SECTRACK

Date Public

2015-04-14 00:00

Show details on NVD website

JSON

To clipboard

{
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T05:10:15.451Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://support.lenovo.com/us/en/product_security/lsu_privilege"
          },
          {
            "name": "74634",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/74634"
          },
          {
            "name": "1032268",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://securitytracker.com/id/1032268"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
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      ],
      "datePublic": "2015-04-14T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Race condition in Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 uses world-writable permissions for the update files directory, which allows local users to gain privileges by writing to an update file after the signature is validated."
        }
      ],
      "problemTypes": [
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            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2016-12-30T15:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
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      "references": [
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          "tags": [
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          "url": "http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://support.lenovo.com/us/en/product_security/lsu_privilege"
        },
        {
          "name": "74634",
          "tags": [
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          ],
          "url": "http://www.securityfocus.com/bid/74634"
        },
        {
          "name": "1032268",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://securitytracker.com/id/1032268"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2015-2234",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
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        "references": {
          "reference_data": [
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              "name": "http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf",
              "refsource": "MISC",
              "url": "http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf"
            },
            {
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              "refsource": "CONFIRM",
              "url": "http://support.lenovo.com/us/en/product_security/lsu_privilege"
            },
            {
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              "url": "http://www.securityfocus.com/bid/74634"
            },
            {
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              "refsource": "SECTRACK",
              "url": "http://securitytracker.com/id/1032268"
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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.
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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.

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.

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Action not permitted

CNVD-2015-02955

CVE-2015-2234 (GCVE-0-2015-2234)

Tags

Sightings

Nomenclature

Related by attack behaviour