Vulnerability-Lookup

CNVD-2022-42747

Vulnerability from cnvd - Published: 2022-06-02

Title

Dell System Update资源管理错误漏洞

Description

Dell System Update是美国戴尔（Dell）公司的一个应用软件包。提供应用更新功能。 Dell System Update (DSU) 1.9 and earlier version存在安全漏洞，具有较低权限的本地身份验证的攻击者可利用该漏洞运行应用程序的多个实例，从而导致系统耗尽内存。

Severity

中

Patch Name

Dell System Update资源管理错误漏洞的补丁

Patch Description

Dell System Update是美国戴尔（Dell）公司的一个应用软件包。提供应用更新功能。 Dell System Update (DSU) 1.9 and earlier version存在安全漏洞，具有较低权限的本地身份验证的攻击者可利用该漏洞运行应用程序的多个实例，从而导致系统耗尽内存。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

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/kbdoc/en-us/000184608/dsa-2021-059-dell-emc-system-update-dsu-security-update-for-denial-of-service-vulnerability

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21529

Impacted products

Name
DELL system update <1.9

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21529",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21529"
    }
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  "description": "Dell System Update\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u5305\u3002\u63d0\u4f9b\u5e94\u7528\u66f4\u65b0\u529f\u80fd\u3002\n\nDell System Update (DSU) 1.9 and earlier version\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5177\u6709\u8f83\u4f4e\u6743\u9650\u7684\u672c\u5730\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u591a\u4e2a\u5b9e\u4f8b\uff0c\u4ece\u800c\u5bfc\u81f4\u7cfb\u7edf\u8017\u5c3d\u5185\u5b58\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-42747",
  "openTime": "2022-06-02",
  "patchDescription": "Dell System Update\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u5305\u3002\u63d0\u4f9b\u5e94\u7528\u66f4\u65b0\u529f\u80fd\u3002\r\n\r\nDell System Update (DSU) 1.9 and earlier version\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5177\u6709\u8f83\u4f4e\u6743\u9650\u7684\u672c\u5730\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u591a\u4e2a\u5b9e\u4f8b\uff0c\u4ece\u800c\u5bfc\u81f4\u7cfb\u7edf\u8017\u5c3d\u5185\u5b58\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": "Dell System Update\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "DELL system update \u003c1.9"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21529",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-21",
  "title": "Dell System Update\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-21529 (GCVE-0-2021-21529)

Vulnerability from cvelistv5 – Published: 2021-04-02 21:20 – Updated: 2024-09-17 00:00

Summary

Dell System Update (DSU) 1.9 and earlier versions contain a denial of service vulnerability. A local authenticated malicious user with low privileges may potentially exploit this vulnerability to cause the system to run out of memory by running multiple instances of the vulnerable application.

Severity

3.8 (Low)


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

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

dell mitre root

References

1 reference

URL	Tags
https://www.dell.com/support/kbdoc/en-us/00018460…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Dell	DellEMC System Update - DSU	Affected: unspecified , < DSU 1.9.1 (custom)

Date Public

2021-03-25 00:00

Show details on NVD website

JSON

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        ],
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    "cna": {
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 3.8,
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "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.