Oracle MySQL Server up to 8.0.16 Optimizer access control

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 8.0.16. It has been declared as critical. Impacted is an unknown function of the component Optimizer. Executing a manipulation can lead to access control. This vulnerability appears as CVE-2019-2803. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Oracle MySQL Server up to 8.0.16 (Database Software). This vulnerability affects some unknown processing of the component Optimizer. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect availability. CVE summarizes:

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Optimizer). Supported versions that are affected are 8.0.16 and prior. Easily exploitable vulnerability allows high 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

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 was named CVE-2019-2803 since 12/14/2018. The attack can be initiated remotely. Additional levels of successful authentication are necessary 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). See VDB-137972, VDB-137963, VDB-137964 and VDB-137965 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.9
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 4.9
Vendor Vector (Oracle): 🔍

NVD Base Score: 4.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 210323
Nessus Name: RHEL 7 : rh-mysql80-mysql (RHSA-2019:2484)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/14/2018 🔍
07/16/2019 +214 days 🔍
07/16/2019 +0 days 🔍
07/17/2019 +1 days 🔍
11/05/2024 +1938 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - Juli 2019
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-2803 (🔍)
GCVE (CVE): GCVE-0-2019-2803
GCVE (VulDB): GCVE-100-138088
See also: 🔍

Entryinfo

Created: 07/17/2019 10:46
Updated: 11/05/2024 22:31
Changes: 07/17/2019 10:46 (69), 07/06/2020 16:52 (2), 11/05/2024 22:31 (19)
Complete: 🔍
Cache ID: 216::103

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

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