6.5
MEDIUM
CVE-2021-2202
Oracle MySQL Server: Replication DOS Vulnerability
Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Replication). Supported versions that are affected are 5.7.32 and prior and 8.0.22 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

INFO

Published Date :

April 22, 2021, 10:15 p.m.

Last Modified :

Dec. 8, 2021, 8:21 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-2202 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Netapp active_iq_unified_manager
2 Netapp oncommand_insight
3 Netapp oncommand_workflow_automation
4 Netapp snapcenter
1 Oracle mysql
2 Oracle mysql_server
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-2202.

URL Resource
https://security.netapp.com/advisory/ntap-20210513-0002/ Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2021.html Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-2202 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-2202 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Dec. 08, 2021

    Action Type Old Value New Value
    Changed Reference Type https://security.netapp.com/advisory/ntap-20210513-0002/ No Types Assigned https://security.netapp.com/advisory/ntap-20210513-0002/ Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* *cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:* *cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    May. 13, 2021

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20210513-0002/ [No Types Assigned]
  • Reanalysis by [email protected]

    May. 04, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions up to (including) 5.7.32 *cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions from (including) 8.0 up to (including) 8.0.22 OR *cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions from (including) 5.7.0 up to (including) 5.7.32 *cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions from (including) 8.0.0 up to (including) 8.0.22
  • Initial Analysis by [email protected]

    Apr. 24, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:N/A:P)
    Changed Reference Type https://www.oracle.com/security-alerts/cpuapr2021.html No Types Assigned https://www.oracle.com/security-alerts/cpuapr2021.html Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions up to (including) 5.7.32 *cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions from (including) 8.0 up to (including) 8.0.22
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-2202 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-2202 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.00%

score

0.23088

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability