Vulnerability Name:

CVE-2021-2390 (CCN-205817)

Assigned:2020-12-09
Published:2021-07-20
Updated:2022-06-28
Summary:Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 5.7.34 and prior and 8.0.25 and prior. Difficult to exploit vulnerability allows unauthenticated 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 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.9 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.1 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
5.4 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-191
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-2390

Source: XF
Type: UNKNOWN
oracle-cpujul2021-cve20212390(205817)

Source: CONFIRM
Type: Third Party Advisory
https://security.netapp.com/advisory/ntap-20210723-0001/

Source: CCN
Type: IBM Security Bulletin 6514009 (Security Guardium)
IBM Security Guardium is affected by an Oracle MySQL vulnerability

Source: CCN
Type: Oracle CPUJul2021
Oracle Critical Patch Update Advisory - July 2021

Source: MISC
Type: Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2021.html

Source: CCN
Type: ZDI-21-881
MySQL memcached Plugin Integer Underflow Remote Code Execution Vulnerability

Source: MISC
Type: Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-881/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:oracle:mysql_server:*:*:*:*:*:*:*:* (Version >= 5.7.0 and <= 5.7.34)
  • OR cpe:/a:oracle:mysql_server:*:*:*:*:*:*:*:* (Version >= 8.0.0 and <= 8.0.25)

    • Configuration 2:
  • cpe:/a:netapp:oncommand_insight:-:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:oracle:mysql:8.0.25:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:security_guardium:10.5:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:security_guardium:10.6:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:security_guardium:11.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:security_guardium:11.2:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:security_guardium:11.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.redhat.rhsa:def:20213590
    P
    		RHSA-2021:3590: mysql:8.0 security, bug fix, and enhancement update (Moderate)
    2021-09-21
    BACK
    oracle mysql server *
    oracle mysql server *
    netapp oncommand insight -
    oracle mysql 8.0.25
    ibm security guardium 10.5
    ibm security guardium 10.6
    ibm security guardium 11.1
    ibm security guardium 11.2
    ibm security guardium 11.3