Oracle MySQL Server up to 5.6.26 Privileges denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 5.6.26. It has been declared as problematic. The affected element is an unknown function of the component Privileges. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2015-4791. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Oracle MySQL Server up to 5.6.26 (Database Software) and classified as problematic. This vulnerability affects some unknown processing of the component Privileges. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

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

The weakness was published 10/20/2015 with Oracle as Oracle Critical Patch Update Advisory - October 2015 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability was named CVE-2015-4791 since 06/24/2015. The attack can be initiated remotely. Required for exploitation is a single authentication. There are neither technical details nor an exploit 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 350019 (Amazon Linux Security Advisory for mysql56: ALAS-2016-684).

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 77213†) and Vulnerability Center (SBV-53751†). Similar entries are available at VDB-77628, VDB-78614, VDB-78643 and VDB-78622. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

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: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

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-2015-4791 (🔍)
GCVE (CVE): GCVE-0-2015-4791
GCVE (VulDB): GCVE-100-78700
SecurityFocus: 77213 - Oracle MySQL Server CVE-2015-4791 Remote Security Vulnerability
SecurityTracker: 1033894
Vulnerability Center: 53751 - [cpuoct2015-2367953-MySQL] Oracle MySQL Remote DoS in Server Security Privileges - CVE-2015-4791, Low

See also: 🔍

Entryinfo

Created: 10/21/2015 12:52
Updated: 06/23/2022 17:28
Changes: 10/21/2015 12:52 (65), 02/15/2018 11:06 (10), 06/23/2022 17:20 (3), 06/23/2022 17:28 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!