Oracle MySQL Server up to 5.5.52/5.6.33/5.7.15 Logging access control

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 5.5.52/5.6.33/5.7.15 and classified as critical. This affects an unknown part of the component Logging. Executing a manipulation can lead to access control. This vulnerability appears as CVE-2016-6662. The attack requires local access. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Oracle MySQL Server up to 5.5.52/5.6.33/5.7.15 (Database Software). This vulnerability affects an unknown code of the component Logging. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 09/12/2016. The weakness was presented 10/19/2016 by Dawid Golunski as Oracle Critical Patch Update Advisory - October 2016 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability was named CVE-2016-6662 since 08/10/2016. The attack needs to be approached locally. Additional levels of successful authentication are necessary for exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 93484 (Slackware 14.0 / 14.1 / 14.2 / current : mariadb / mysql (SSA:2016-257-01)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Slackware Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169171 (SUSE Enterprise Linux Security Update for mysql (SUSE-SU-2016:2343-1)).

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 Exploit-DB (40360), Tenable (93484) and SecurityFocus (BID 92912†). Additional details are provided at vimeo.com. See VDB-4597, VDB-4598, VDB-20222 and VDB-79101 for similar entries. Once again VulDB remains the best source for vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.7
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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CVSSv2info

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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

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Nessus ID: 93484
Nessus Name: Slackware 14.0 / 14.1 / 14.2 / current : mariadb / mysql (SSA:2016-257-01)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 100879
OpenVAS Name: RedHat Update for mariadb RHSA-2016:2595-02
OpenVAS File: 🔍
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Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Suricata ID: 2023201
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Timelineinfo

08/10/2016 🔍
09/12/2016 +33 days 🔍
09/12/2016 +0 days 🔍
09/15/2016 +3 days 🔍
09/20/2016 +5 days 🔍
10/19/2016 +29 days 🔍
10/19/2016 +0 days 🔍
10/19/2016 +0 days 🔍
11/21/2024 +2955 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2016
Researcher: Dawid Golunski
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-6662 (🔍)
GCVE (CVE): GCVE-0-2016-6662
GCVE (VulDB): GCVE-100-92908

OVAL: 🔍

SecurityFocus: 92912 - Oracle MySQL CVE-2016-6662 Remote Code Execution Vulnerability
SecurityTracker: 1036769

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 10/19/2016 10:22
Updated: 11/21/2024 10:30
Changes: 10/19/2016 10:22 (83), 07/29/2019 18:38 (9), 09/27/2022 14:07 (5), 09/27/2022 14:10 (1), 11/21/2024 10:30 (14)
Complete: 🔍
Cache ID: 216::103

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