Oracle MySQL Server up to 5.7.21 Group Replication GCS denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Oracle MySQL Server up to 5.7.21 (Database Software). This issue affects some unknown processing of the component Group Replication GCS. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The bug was discovered 04/17/2018. The weakness was shared 04/17/2018 with Oracle as Oracle Critical Patch Update Advisory - April 2018 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2018-2776 since 12/15/2017. The attack may be initiated remotely. Additional levels of successful authentication are 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 scanner Nessus provides a plugin with the ID 111299 (Photon OS 2.0 : mysql (PhotonOS-PHSA-2018-2.0-0040) (deprecated)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family PhotonOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197114 (Ubuntu Security Notification for Mysql-5.5, Mysql-5.7 Vulnerabilities (USN-3629-1)).

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 (111299) and SecurityFocus (BID 103791†). The entries VDB-92314, VDB-92773, VDB-92782 and VDB-92786 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.9
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 4.9
Vendor Vector (Oracle): 🔍

NVD Base Score: 4.9
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CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 111299
Nessus Name: Photon OS 2.0 : mysql (PhotonOS-PHSA-2018-2.0-0040) (deprecated)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54441
OpenVAS Name: Fedora Update for community-mysql FEDORA-2018-8b920c2b00
OpenVAS File: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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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 🔍
07/24/2018 +95 days 🔍
03/02/2023 +1682 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2018-2776 (🔍)
OVAL: 🔍

SecurityFocus: 103791 - Oracle MySQL Server CVE-2018-2776 Remote Security Vulnerability
SecurityTracker: 1040698

See also: 🔍

Entryinfo

Created: 04/20/2018 08:53 AM
Updated: 03/02/2023 02:40 PM
Changes: 04/20/2018 08:53 AM (85), 01/28/2020 03:15 PM (6), 03/02/2023 02:40 PM (5)
Complete: 🔍
Cache ID: 18:EDE:40

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