Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1 RDBMS access control

Summaryinfo

A vulnerability labeled as critical has been found in Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1. Impacted is an unknown function of the component RDBMS. The manipulation results in access control. This vulnerability was named CVE-2019-2569. The attack needs to be approached locally. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1 (Database Software). It has been classified as problematic. Affected is an unknown part of the component RDBMS. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. CVE summarizes:

Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2 and 12.2.0.1. Difficult to exploit vulnerability allows high privileged attacker having Local Logon privilege with logon to the infrastructure where Core RDBMS executes to compromise Core RDBMS. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Core RDBMS accessible data. CVSS 3.0 Base Score 4.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N).

The weakness was presented 07/16/2019 as Oracle Critical Patch Update Advisory - Juli 2019 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2019-2569 since 12/14/2018. The exploitability is told to be difficult. The attack needs to be approached locally. Additional levels of successful authentication are necessary for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See VDB-137972, VDB-137963, VDB-137964 and VDB-137965 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• Database

Version

• 11.2.0.4
• 12.1.0.2
• 12.2.0.1

License

• commercial

Website

• Vendor: https://www.oracle.com

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Once again VulDB remains the best source for vulnerability data.

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