Vulnerability-Lookup

CNVD-2020-31086

Vulnerability from cnvd - Published: 2020-06-02

Title

Dell Dock Firmware Update Utilities代码问题漏洞

Description

Dell Dock Firmware Update Utilities是美国戴尔（Dell）公司的一款用于Dell扩展坞的固件更新实用程序。 Dell Dock Firmware Update Utilities（用于Dell Client Consumer和Commercial扩展坞）中存在代码问题漏洞。本地攻击者可通过进行符号链接攻击利用该漏洞覆盖任意文件。

Severity

低

Patch Name

Dell Dock Firmware Update Utilities代码问题漏洞的补丁

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://www.dell.com/support/article/zh-cn/sln321564/dsa-2020-108-dell-dock-firmware-update-utilities-arbitrary-file-overwrite-vulnerability?lang=en

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-5357

Impacted products

Name
Dell Dock Firmware Update Utilities

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2020-5357"
    }
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  "description": "Dell Dock Firmware Update Utilities\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u7528\u4e8eDell\u6269\u5c55\u575e\u7684\u56fa\u4ef6\u66f4\u65b0\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nDell Dock Firmware Update Utilities\uff08\u7528\u4e8eDell Client Consumer\u548cCommercial\u6269\u5c55\u575e\uff09\u4e2d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fdb\u884c\u7b26\u53f7\u94fe\u63a5\u653b\u51fb\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6\u4efb\u610f\u6587\u4ef6\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-31086",
  "openTime": "2020-06-02",
  "patchDescription": "Dell Dock Firmware Update Utilities\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u7528\u4e8eDell\u6269\u5c55\u575e\u7684\u56fa\u4ef6\u66f4\u65b0\u5b9e\u7528\u7a0b\u5e8f\u3002\r\n\r\nDell Dock Firmware Update Utilities\uff08\u7528\u4e8eDell Client Consumer\u548cCommercial\u6269\u5c55\u575e\uff09\u4e2d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fdb\u884c\u7b26\u53f7\u94fe\u63a5\u653b\u51fb\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6\u4efb\u610f\u6587\u4ef6\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",
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  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-5357",
  "serverity": "\u4f4e",
  "submitTime": "2020-05-29",
  "title": "Dell Dock Firmware Update Utilities\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-5357 (GCVE-0-2020-5357)

Vulnerability from cvelistv5 – Published: 2020-05-28 19:20 – Updated: 2024-09-16 22:09

Summary

Dell Dock Firmware Update Utilities for Dell Client Consumer and Commercial docking stations contain an Arbitrary File Overwrite vulnerability. The vulnerability is limited to the Dell Dock Firmware Update Utilities during the time window while being executed by an administrator. During this time window, a locally authenticated low-privileged malicious user could exploit this vulnerability by tricking an administrator into overwriting arbitrary files via a symlink attack. The vulnerability does not affect the actual binary payload that the update utility delivers.

Severity

7.1 (High)


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

CWE

CWE-427 - Uncontrolled Search Path Element

Assigner

dell mitre root

References

1 reference

URL	Tags
https://www.dell.com/support/article/SLN321564	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Dell	CPG BIOS	Affected: unspecified , < 1.0.8 (custom)

Date Public

2020-05-27 00:00

Show details on NVD website

JSON

To clipboard

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            "confidentialityImpact": "NONE",
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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.
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.