Oracle MySQL Server up to 5.5.60/5.6.40/5.7.22 Encryption access control

CVSS Meta Temp Score
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CTI Interest Score
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3.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Oracle MySQL Server up to 5.5.60/5.6.40/5.7.22. This affects an unknown function of the component Encryption. The manipulation results in access control. This vulnerability is known as CVE-2018-2767. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Oracle MySQL Server up to 5.5.60/5.6.40/5.7.22 (Database Software). Affected is an unknown function of the component Encryption. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality.

The bug was discovered 04/08/2018. The weakness was published 07/18/2018 as Oracle Critical Patch Update Advisory - July 2018 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2018-2767 since 12/15/2017. The exploitability is told to be difficult. It is possible to launch the attack remotely. The successful exploitation requires a authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 101 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 111156 (MySQL 5.6.x < 5.6.41 Multiple Vulnerabilities (RPM Check) (April 2018 CPU)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176531 (Debian Security Update for mariadb-10.1 (DSA 4341-1)).

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 (111156) and SecurityFocus (BID 103954†). Similar entries are available at VDB-79791, VDB-95830, VDB-97118 and VDB-99028. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 3.1
Vendor Vector (Oracle): 🔍

NVD Base Score: 3.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: 111156
Nessus Name: MySQL 5.6.x < 5.6.41 Multiple Vulnerabilities (RPM Check) (April 2018 CPU)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/15/2017 🔍
04/08/2018 +114 days 🔍
04/08/2018 +0 days 🔍
07/18/2018 +100 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/20/2018 +2 days 🔍
04/17/2023 +1732 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - July 2018
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-2767 (🔍)
GCVE (CVE): GCVE-0-2018-2767
GCVE (VulDB): GCVE-100-121800

OVAL: 🔍

SecurityFocus: 103954 - Oracle MySQL CVE-2018-2767 Incomplete Fix SSL Certificate Validation Security Bypass Vulnerability
SecurityTracker: 1041294

See also: 🔍

Entryinfo

Created: 07/18/2018 10:06
Updated: 04/17/2023 14:07
Changes: 07/18/2018 10:06 (85), 03/07/2020 15:25 (5), 04/17/2023 14:07 (5)
Complete: 🔍
Cache ID: 216::103

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