Oracle MySQL Server up to 5.6.26 Optimizer denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 5.6.26. It has been rated as problematic. This issue affects some unknown processing of the component Optimizer. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-2015-4800. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Oracle MySQL Server up to 5.6.26 (Database Software). This affects an unknown function 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. The summary by CVE is:

Unspecified vulnerability in Oracle MySQL Server 5.6.26 and earlier allows remote authenticated users to affect availability via unknown vectors related to Server : Optimizer.

The weakness was disclosed 10/20/2015 with Oracle as Oracle Critical Patch Update Advisory - October 2015 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is uniquely identified as CVE-2015-4800 since 06/24/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 86547 (MySQL 5.6.x < 5.6.27 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168298 (SUSE Enterprise Linux Security update for mysql (SUSE-SU-2015:2303-1)).

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

The vulnerability is also documented in the databases at Tenable (86547), SecurityFocus (BID 77216†) and Vulnerability Center (SBV-53737†). The entries VDB-77628, VDB-78614, VDB-78643 and VDB-78622 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86547
Nessus Name: MySQL 5.6.x < 5.6.27 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2016-684
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

06/24/2015 🔍
10/20/2015 +118 days 🔍
10/20/2015 +0 days 🔍
10/20/2015 +0 days 🔍
10/20/2015 +0 days 🔍
10/21/2015 +1 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
06/23/2022 +2437 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2015
Organization: Oracle
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-4800 (🔍)
GCVE (CVE): GCVE-0-2015-4800
GCVE (VulDB): GCVE-100-78687
SecurityFocus: 77216 - Oracle MySQL Server CVE-2015-4800 Remote Security Vulnerability
SecurityTracker: 1033894
Vulnerability Center: 53737 - [cpuoct2015-2367953-MySQL] Oracle MySQL Remote DoS in Optimizer Server - CVE-2015-4800, Medium

See also: 🔍

Entryinfo

Created: 10/21/2015 12:52
Updated: 06/23/2022 15:23
Changes: 10/21/2015 12:52 (65), 02/15/2018 11:01 (10), 06/23/2022 15:16 (3), 06/23/2022 15:23 (1)
Complete: 🔍
Cache ID: 216::103

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