Oracle MySQL Server up to 5.7.26/8.0.16 Privileges access control

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 5.7.26/8.0.16 and classified as critical. Affected by this vulnerability is an unknown functionality of the component Privileges. The manipulation results in access control. This vulnerability is reported as CVE-2019-2778. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Oracle MySQL Server up to 5.7.26/8.0.16 (Database Software). Affected is an unknown code of the component Privileges. 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 integrity, and availability. CVE summarizes:

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Security: Privileges). Supported versions that are affected are 5.7.26 and prior and 8.0.16 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 update, insert or delete access to some of MySQL Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.0 Base Score 5.4 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L).

The weakness was disclosed 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-2019-2778 since 12/14/2018. It is possible to launch the attack remotely. A authentication is needed for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 210323 (RHEL 7 : rh-mysql80-mysql (RHSA-2019:2484)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (210323). The entries VDB-137972, VDB-137963, VDB-137964 and VDB-137965 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• MySQL Server

Version

• 5.7.0
• 5.7.1
• 5.7.2
• 5.7.3
• 5.7.4
• 5.7.5
• 5.7.6
• 5.7.7
• 5.7.8
• 5.7.9
• 5.7.10
• 5.7.11
• 5.7.12
• 5.7.13
• 5.7.14
• 5.7.15
• 5.7.16
• 5.7.17
• 5.7.18
• 5.7.19
• 5.7.20
• 5.7.21
• 5.7.22
• 5.7.23
• 5.7.24
• 5.7.25
• 5.7.26
• 8.0.0
• 8.0.1
• 8.0.2
• 8.0.3
• 8.0.4
• 8.0.5
• 8.0.6
• 8.0.7
• 8.0.8
• 8.0.9
• 8.0.10
• 8.0.11
• 8.0.12
• 8.0.13
• 8.0.14
• 8.0.15
• 8.0.16

License

• open-source

Website

• Vendor: https://www.oracle.com

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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