Vulnerability-Lookup

CNVD-2021-00834

Vulnerability from cnvd - Published: 2021-01-05

Title

Oracle MySQL Cluster Cluster NDBCluster Plugin拒绝服务漏洞

Description

Oracle MySQL Cluster是美国甲骨文（Oracle）公司的MySQL的适合于分布式计算环境的高实用、高冗余版本。 Oracle MySQL Cluster Cluster： NDBCluster Plugin 8.0.21及之前版本存在拒绝服务漏洞，该漏洞允许攻击者通过多种协议进行网络访问，从而危害MySQL群集。成功地利用此漏洞可能导致未经授权的更新，插入或删除对某些MySQL Cluster可访问数据的访问，以及未经授权的功能，从而导致MySQL Cluster的部分拒绝服务（部分DOS）。

Severity

中

Patch Name

Oracle MySQL Cluster Cluster NDBCluster Plugin拒绝服务漏洞的补丁

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.oracle.com/security-alerts/cpuoct2020.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-14853

Impacted products

Name
Oracle Oracle MySQL Cluster Cluster NDBCluster Plugin <=8.0.21

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JSON

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  "number": "CNVD-2021-00834",
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CVE-2020-14853 (GCVE-0-2020-14853)

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

Summary

Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: NDBCluster Plugin). 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 Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Cluster accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Cluster. CVSS 3.1 Base Score 4.6 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L).

Severity

4.6 (Medium)


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

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 Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Cluster accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Cluster.

Assigner

oracle mitre root

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 Cluster	Affected: 8.0.21 and prior

Show details on NVD website

JSON

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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.