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Vulnerability details: VCID-wwg6-y5ek-aaag
Vulnerability ID VCID-wwg6-y5ek-aaag
Aliases CVE-2021-2390
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).
Status Published
Exploitability 0.5
Weighted Severity 6.4
Risk 3.2
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-191 Integer Underflow (Wrap or Wraparound)
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-2390.html
rhas Moderate https://access.redhat.com/errata/RHSA-2021:3590
rhas Moderate https://access.redhat.com/errata/RHSA-2021:3811
cvssv3 5.9 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-2390.json
epss 0.02184 https://api.first.org/data/v1/epss?cve=CVE-2021-2390
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rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1992310
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-2390
cvssv2 7.1 https://nvd.nist.gov/vuln/detail/CVE-2021-2390
cvssv3 5.9 https://nvd.nist.gov/vuln/detail/CVE-2021-2390
generic_textual Medium https://ubuntu.com/security/notices/USN-5022-1
generic_textual Medium https://ubuntu.com/security/notices/USN-5022-3
cvssv3.1 5.5 https://www.oracle.com/security-alerts/cpujul2021.html
generic_textual MODERATE https://www.oracle.com/security-alerts/cpujul2021.html
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-2390.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-2390.json
https://api.first.org/data/v1/epss?cve=CVE-2021-2390
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-2390
https://security.netapp.com/advisory/ntap-20210723-0001/
https://ubuntu.com/security/notices/USN-5022-1
https://ubuntu.com/security/notices/USN-5022-3
https://www.oracle.com/security-alerts/cpujul2021.html
https://www.zerodayinitiative.com/advisories/ZDI-21-881/
1992310 https://bugzilla.redhat.com/show_bug.cgi?id=1992310
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
CVE-2021-2390 https://nvd.nist.gov/vuln/detail/CVE-2021-2390
RHSA-2021:3590 https://access.redhat.com/errata/RHSA-2021:3590
RHSA-2021:3811 https://access.redhat.com/errata/RHSA-2021:3811
USN-5022-1 https://usn.ubuntu.com/5022-1/
USN-5022-3 https://usn.ubuntu.com/5022-3/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-2390.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2021-2390
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-2390
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://www.oracle.com/security-alerts/cpujul2021.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.82869
EPSS Score 0.02184
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.