Vulnerability-Lookup

CNVD-2020-58750

Vulnerability from cnvd - Published: 2020-10-21

Title

Oracle MySQL Server存在未明漏洞（CNVD-2020-58750）

Description

MySQL Server (mysqld)是MySQL服务器，是执行MySQL安装中大部分工作的主程序。 Oracle MySQL Server 8.0.21及更早版本中的Server: Optimizer组件存在未明漏洞。攻击者可利用该漏洞导致MySQL Server挂起或频繁崩溃。

Severity

中

Patch Name

Oracle MySQL Server存在未明漏洞（CNVD-2020-58750）的补丁

Patch Description

MySQL Server (mysqld)是MySQL服务器，是执行MySQL安装中大部分工作的主程序。 Oracle MySQL Server 8.0.21及更早版本中的Server: Optimizer组件存在未明漏洞。攻击者可利用该漏洞导致MySQL Server挂起或频繁崩溃。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

厂商已发布了漏洞修复程序，请及时关注更新： https://www.oracle.com/security-alerts/cpuoct2020.html

Reference

https://www.oracle.com/security-alerts/cpuoct2020.html

Impacted products

Name
Oracle MySQL Server <=8.0.21

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-14830",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-14830"
    }
  },
  "description": "MySQL Server (mysqld)\u662fMySQL\u670d\u52a1\u5668\uff0c\u662f\u6267\u884cMySQL\u5b89\u88c5\u4e2d\u5927\u90e8\u5206\u5de5\u4f5c\u7684\u4e3b\u7a0b\u5e8f\u3002\n\nOracle MySQL Server 8.0.21\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684Server: Optimizer\u7ec4\u4ef6\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4MySQL Server\u6302\u8d77\u6216\u9891\u7e41\u5d29\u6e83\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-58750",
  "openTime": "2020-10-21",
  "patchDescription": "MySQL Server (mysqld)\u662fMySQL\u670d\u52a1\u5668\uff0c\u662f\u6267\u884cMySQL\u5b89\u88c5\u4e2d\u5927\u90e8\u5206\u5de5\u4f5c\u7684\u4e3b\u7a0b\u5e8f\u3002\r\n\r\nOracle MySQL Server 8.0.21\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684Server: Optimizer\u7ec4\u4ef6\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4MySQL Server\u6302\u8d77\u6216\u9891\u7e41\u5d29\u6e83\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": "Oracle MySQL Server\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2020-58750\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Oracle MySQL Server \u003c=8.0.21"
  },
  "referenceLink": "https://www.oracle.com/security-alerts/cpuoct2020.html",
  "serverity": "\u4e2d",
  "submitTime": "2020-10-23",
  "title": "Oracle MySQL Server\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2020-58750\uff09"
}

CVE-2020-14830 (GCVE-0-2020-14830)

Vulnerability from cvelistv5 – Published: 2020-10-21 14:04 – Updated: 2024-09-26 20:15

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.21 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Severity

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-26 19:43 UTC

CWE

Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle CNA under the mitre root

CNA scorecard C 69/100 over 3007 records in the last 180 days details

References

3 references

URL	Tags
https://www.oracle.com/security-alerts/cpuoct2020.html	x_refsource_MISC
https://security.netapp.com/advisory/ntap-2020102…	x_refsource_CONFIRM
https://security.gentoo.org/glsa/202105-27	vendor-advisoryx_refsource_GENTOO

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.21 and prior

Show details on NVD website

JSON

To clipboard

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                "timestamp": "2024-09-26T19:43:48.260143Z",
                "version": "2.0.3"
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    "cna": {
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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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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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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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.

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