Oracle MySQL Server 5.5.53/5.6.34/5.7.16 Optimizer denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Oracle MySQL Server 5.5.53/5.6.34/5.7.16. This issue affects some unknown processing of the component Optimizer. Performing a manipulation results in denial of service. This vulnerability is known as CVE-2017-3238. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Oracle MySQL Server 5.5.53/5.6.34/5.7.16 (Database Software). This affects an unknown code 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 bug was discovered 01/17/2017. The weakness was published 01/19/2017 with Oracle as Oracle Critical Patch Update Advisory - January 2017 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is uniquely identified as CVE-2017-3238 since 12/06/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 96732 (Debian DLA-797-1 : mysql-5.5 security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175942 (Debian Security Update for mariadb-10.0 (DSA 3770-1)).

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 (96732) and SecurityFocus (BID 95571†). Similar entries are available at VDB-95550, VDB-95551, VDB-95552 and VDB-95553. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 6.5
Vendor Vector (Oracle): 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: 96732
Nessus Name: Debian DLA-797-1 : mysql-5.5 security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703767
OpenVAS Name: Debian Security Advisory DSA 3767-1 (mysql-5.5 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/06/2016 🔍
01/17/2017 +42 days 🔍
01/17/2017 +0 days 🔍
01/19/2017 +2 days 🔍
01/19/2017 +0 days 🔍
01/19/2017 +0 days 🔍
01/25/2017 +6 days 🔍
01/27/2017 +2 days 🔍
11/02/2022 +2105 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2017
Organization: Oracle
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-3238 (🔍)
GCVE (CVE): GCVE-0-2017-3238
GCVE (VulDB): GCVE-100-95715

OVAL: 🔍

SecurityFocus: 95571 - Oracle MySQL Server CVE-2017-3238 Remote Security Vulnerability
OSVDB: - CVE-2017-3238 - Oracle - MySQL - Unspecified Issue
SecurityTracker: 1037640

See also: 🔍

Entryinfo

Created: 01/19/2017 14:16
Updated: 11/02/2022 16:19
Changes: 01/19/2017 14:16 (87), 07/26/2020 17:01 (7), 11/02/2022 16:19 (4)
Complete: 🔍
Cache ID: 216:A89:103

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