Oracle MySQL Server up to 5.7.14 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 5.7.14 (Database Software). It has been classified as problematic. Affected is an unknown code block of the component Optimizer. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Unspecified vulnerability in Oracle MySQL 5.7.14 and earlier allows remote administrators to affect availability via vectors related to Server: Optimizer.

The weakness was disclosed 10/19/2016 with Oracle as Oracle Critical Patch Update Advisory - October 2016 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2016-5632 since 06/16/2016. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 93380 (MySQL 5.7.x < 5.7.15 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases and running in the context l.

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 (93380). The entries 4597, 4598, 79101 and 80318 are pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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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: 🔍

NVD Base Score: 4.9
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CVSSv2info

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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 93380
Nessus Name: MySQL 5.7.x < 5.7.15 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
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Nessus Context: 🔍

OpenVAS ID: 63644
OpenVAS Name: Oracle MySQL Security Updates (oct2016-2881722) 07 - Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Timelineinfo

06/16/2016 🔍
09/08/2016 +84 days 🔍
10/18/2016 +40 days 🔍
10/19/2016 +1 days 🔍
10/19/2016 +0 days 🔍
10/19/2016 +0 days 🔍
10/25/2016 +6 days 🔍
09/27/2022 +2163 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2016
Organization: Oracle
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-5632 (🔍)
SecurityTracker: 1037050
SecurityFocus: 93693 - Oracle MySQL CVE-2016-5632 Remote Security Vulnerability

See also: 🔍

Entryinfo

Created: 10/19/2016 10:22
Updated: 09/27/2022 08:10
Changes: 10/19/2016 10:22 (67), 05/13/2019 16:01 (12), 09/27/2022 08:04 (3), 09/27/2022 08:10 (1)
Complete: 🔍

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