CVE-2021-2390 — Integer Underflow (Wrap or Wraparound) in Oracle Mysql Server

CWE-191 — Integer Underflow (Wrap or Wraparound)CWE-20 — Improper Input Validation9 documents8 sources
Severity
5.9MEDIUMNVD
EPSS
2.2%
top 15.62%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Oracle Mysql ServerOracle Corporation Mysql Server
Timeline
PublishedJul 21
Latest updateMay 24

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:HExploitability: 2.2 | Impact: 3.6

Affected Packages2 packages

▶NVDoracle/mysql_server5.7.0 — 5.7.34+1
▶CVEListV5oracle_corporation/mysql_server5.7.34 and prior, 8.0.25 and prior+1

🔴Vulnerability Details

3
GHSA
GHSA-m34g-pfxp-wfvq: Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB)↗2022-05-24
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OSV
CVE-2021-2390: Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB)↗2021-07-21
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CVEList
CVE-2021-2390: Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB)↗2021-07-20
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📋Vendor Advisories

5
Ubuntu
MySQL vulnerabilities↗2021-10-07
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Ubuntu
MySQL vulnerabilities↗2021-07-26
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Red Hat
mysql: InnoDB unspecified vulnerability (CPU Jul 2021)↗2021-07-20
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Oracle
Oracle Oracle MySQL Risk Matrix: InnoDB — CVE-2021-2390↗2021-07-15
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Debian
CVE-2021-2390: mysql-8.0 - Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). S...↗2021
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CVE-2021-2390 — Integer Underflow (Wrap or Wraparound) | cvebase