Oracle MySQL Server up to 5.7.21 Optimizer 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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Oracle MySQL Server up to 5.7.21. This affects an unknown function of the component Optimizer. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2018-2780. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Oracle MySQL Server up to 5.7.21 (Database Software). This vulnerability affects an unknown functionality of the component Optimizer. 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 published 04/17/2018 as Oracle Critical Patch Update Advisory - April 2018 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability was named CVE-2018-2780 since 12/15/2017. The attack can be initiated remotely. The successful exploitation needs a single authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

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 103778†). Similar entries are available at VDB-92314, VDB-92773, VDB-92782 and VDB-92786. 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: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 6.5
Vendor Vector (Oracle): 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

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: 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: 🔍
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 🔍
04/18/2018 +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
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-2780 (🔍)
GCVE (CVE): GCVE-0-2018-2780
GCVE (VulDB): GCVE-100-116740

OVAL: 🔍

SecurityFocus: 103778 - Oracle MySQL Server CVE-2018-2780 Remote Security Vulnerability
SecurityTracker: 1040698

See also: 🔍

Entryinfo

Created: 04/20/2018 08:53
Updated: 03/02/2023 13:44
Changes: 04/20/2018 08:53 (85), 01/28/2020 16:03 (5), 03/02/2023 13:44 (5)
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 ▸

Interested in the pricing of exploits?

See the underground prices here!