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Vulnerability details: VCID-5bty-kumh-aaaq
Vulnerability ID VCID-5bty-kumh-aaaq
Aliases CVE-2020-14893
Summary Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.21 and prior. Easily exploitable vulnerability allows high 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 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Status Published
Exploitability 0.5
Weighted Severity 7.0
Risk 3.5
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-14893.html
rhas Moderate https://access.redhat.com/errata/RHSA-2021:3590
rhas Moderate https://access.redhat.com/errata/RHSA-2021:3811
cvssv3 4.9 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14893.json
epss 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2020-14893
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epss 0.00691 https://api.first.org/data/v1/epss?cve=CVE-2020-14893
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1890783
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14893
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2020-14893
cvssv3 4.9 https://nvd.nist.gov/vuln/detail/CVE-2020-14893
generic_textual Medium https://ubuntu.com/security/notices/USN-4604-1
cvssv3.1 9.8 https://www.oracle.com/security-alerts/cpuoct2020.html
generic_textual CRITICAL https://www.oracle.com/security-alerts/cpuoct2020.html
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-14893.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14893.json
https://api.first.org/data/v1/epss?cve=CVE-2020-14893
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14893
https://security.gentoo.org/glsa/202105-27
https://security.netapp.com/advisory/ntap-20201023-0003/
https://ubuntu.com/security/notices/USN-4604-1
https://www.oracle.com/security-alerts/cpuoct2020.html
1890783 https://bugzilla.redhat.com/show_bug.cgi?id=1890783
972623 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=972623
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
CVE-2020-14893 https://nvd.nist.gov/vuln/detail/CVE-2020-14893
RHSA-2021:3590 https://access.redhat.com/errata/RHSA-2021:3590
RHSA-2021:3811 https://access.redhat.com/errata/RHSA-2021:3811
USN-4604-1 https://usn.ubuntu.com/4604-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14893.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:L/Au:S/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14893
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:L/PR:H/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14893
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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.oracle.com/security-alerts/cpuoct2020.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 0.36571
EPSS Score 0.00083
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.