Oracle MySQL Server up to 8.0.16 Optimizer denial of service

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

A vulnerability was found in Oracle MySQL Server up to 8.0.16 (Database Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component Optimizer. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Vulnerability in the MySQL Server product of Oracle MySQL (component: 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 released 10/16/2019 as Oracle Critical Patch Update Advisory - October 2019 as confirmed advisory (Website). The advisory is shared at oracle.com. This vulnerability is known as CVE-2019-2950. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

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

Entries connected to this vulnerability are available at VDB-143620, VDB-143661, VDB-143632 and VDB-143631.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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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

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/14/2018 🔍
10/16/2019 +306 days 🔍
10/16/2019 +0 days 🔍
10/16/2019 +0 days 🔍
01/15/2024 +1552 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2019
Status: Confirmed

CVE: CVE-2019-2950 (🔍)
See also: 🔍

Entryinfo

Created: 10/16/2019 08:41 PM
Updated: 01/15/2024 09:12 AM
Changes: 10/16/2019 08:41 PM (52), 10/16/2019 09:38 PM (17), 01/15/2024 09:12 AM (4)
Complete: 🔍
Cache ID: 18:491:40

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