Medium severity · published Jul 21, 2021
CVE-2021-2390
Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB)
5.9
CVSS
4.3%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.3% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mysql Server · Oracle
5.7.0 through 5.7.34; 8.0.0 through 8.0.25 · source: NVD
OI
Oncommand Insight · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-2390
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-2390
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210723-0001/
Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2021.html
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-881/
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