Vulnerability-Lookup

CNVD-2021-00842

Vulnerability from cnvd - Published: 2021-01-05

Title

Oracle Database Server Scheduler component未授权访问漏洞

Description

Oracle Database Server是美国甲骨文（Oracle）公司的一套关系数据库管理系统。该数据库管理系统提供数据管理、分布式处理等功能。 Oracle Database Server Scheduler component 存在未授权访问漏洞，攻击者可利用该漏洞拥有本地登录特权，登录到调度程序执行的基础设施，从而危及调度程序，导致Scheduler被接管。

Severity

高

Patch Name

Oracle Database Server Scheduler component未授权访问漏洞的补丁

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-2020-14735

Impacted products

Name
['Oracle Oracle Database Server 11.2.0.4', 'Oracle Oracle Database Server 12.1.0.2', 'Oracle Oracle Database Server 12.2.0.1', 'Oracle Oracle Database Server 18c', 'Oracle Oracle Database Server 19c']

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JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-14735",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-14735"
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      "Oracle Oracle Database Server 12.1.0.2",
      "Oracle Oracle Database Server 12.2.0.1",
      "Oracle Oracle Database Server 18c",
      "Oracle Oracle Database Server 19c"
    ]
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  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-14735",
  "serverity": "\u9ad8",
  "submitTime": "2020-10-22",
  "title": "Oracle Database Server Scheduler component\u672a\u6388\u6743\u8bbf\u95ee\u6f0f\u6d1e"
}

CVE-2020-14735 (GCVE-0-2020-14735)

Vulnerability from cvelistv5 – Published: 2020-10-21 14:04 – Updated: 2024-09-26 20:31

Summary

Vulnerability in the Scheduler component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Scheduler executes to compromise Scheduler. While the vulnerability is in Scheduler, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Scheduler. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

Severity

8.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-26 19:54 UTC

CWE

Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Scheduler executes to compromise Scheduler. While the vulnerability is in Scheduler, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Scheduler.

Assigner

oracle mitre root

References

1 reference

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

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	Database - Enterprise Edition	Affected: 11.2.0.4 Affected: 12.1.0.2 Affected: 12.2.0.1 Affected: 18c Affected: 19c

Show details on NVD website

JSON

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      "metrics": [
        {
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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.