Oracle MySQL Server up to 5.5.59/5.6.39/5.7.21 Locking denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Oracle MySQL Server up to 5.5.59/5.6.39/5.7.21. The impacted element is an unknown function of the component Locking. This manipulation causes denial of service. This vulnerability is handled as CVE-2018-2771. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Oracle MySQL Server up to 5.5.59/5.6.39/5.7.21 (Database Software) and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Locking. 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.

The bug was discovered 04/17/2018. The weakness was released 04/17/2018 with Oracle as Oracle Critical Patch Update Advisory - April 2018 as confirmed advisory (Website). The advisory is shared at oracle.com. This vulnerability is known as CVE-2018-2771 since 12/15/2017. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 109424 (openSUSE Security Update : mysql-community-server (openSUSE-2018-405)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks 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 (109424) and SecurityFocus (BID 103828†). Entries connected to this vulnerability are available at VDB-92314, VDB-92773, VDB-92782 and VDB-92786. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 4.4
Vendor Vector (Oracle): 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Nessus ID: 109424
Nessus Name: openSUSE Security Update : mysql-community-server (openSUSE-2018-405)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54441
OpenVAS Name: Fedora Update for community-mysql FEDORA-2018-8b920c2b00
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

12/15/2017 🔍
04/17/2018 +123 days 🔍
04/17/2018 +0 days 🔍
04/17/2018 +0 days 🔍
04/17/2018 +0 days 🔍
04/18/2018 +0 days 🔍
04/20/2018 +2 days 🔍
04/30/2018 +10 days 🔍
03/02/2023 +1767 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2018-2771 (🔍)
GCVE (CVE): GCVE-0-2018-2771
GCVE (VulDB): GCVE-100-116761

OVAL: 🔍

SecurityFocus: 103828 - Oracle MySQL Server CVE-2018-2771 Remote Security Vulnerability
SecurityTracker: 1040698

See also: 🔍

Entryinfo

Created: 04/20/2018 08:53
Updated: 03/02/2023 14:45
Changes: 04/20/2018 08:53 (85), 01/28/2020 15:10 (6), 03/02/2023 14:45 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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