CVE-2018-3286 [Medium] | Security Vulnerability in Mysql

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Security: Privileges). Supported versions that are affected are 8.0.12 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.0 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.32%	1.42%	+1.10%
2	2025-11-21	0.53%	0.32%	-0.21%
3	2025-11-18	—	0.53%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.32%

1.42%

+1.10%

2025-11-21

0.53%

0.32%

-0.21%

2025-11-18

—

0.53%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
4.3	3.1	MEDIUM	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:N) Nobody has to click “OK” or open a trap file; it can work without a victim helping. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:N) Doesn’t really leak secrets in a meaningful way. Integrity (I:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:N) Service keeps running; no real outage angle.	2.8	1.4	[email protected]
4.0	2.0	MEDIUM	`AV:N/AC:L/Au:S/C:N/I:P/A:N` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:L) Exploitation conditions are straightforward and predictable. Authentication (AU:S) A single authentication is required. Confidentiality impact (C:N) No confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:N) No availability impact.	8.0	2.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

4.3

3.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:N): Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N): Doesn’t really leak secrets in a meaningful way.
Integrity (I:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N): Service keeps running; no real outage angle.

2.8

1.4

[email protected]

4.0

2.0

MEDIUM

AV:N/AC:L/Au:S/C:N/I:P/A:N Click to expand

Access vector (AV:N): Can be exploited remotely over network reachability.
Access complexity (AC:L): Exploitation conditions are straightforward and predictable.
Authentication (AU:S): A single authentication is required.
Confidentiality impact (C:N): No confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:N): No availability impact.

8.0

2.9

[email protected]

OS Trackers for CVE-2018-3286

vendor	priority	summary	link
`redhat`	medium	—	https://access.redhat.com/security/cve/CVE-2018-3286
`suse`	medium	CVE-2018-3286 severity moderate: SUSE including 14 source package names (libmysql55client18, libmysql55client18-32bit, …), 20 product×package rows across 6 product lines (SLES for SAP Applications 11 SP3, SUSE Linux Enterprise Server 11 SP1 for Teradata, … (6 product lines)): Known Not Affected 20.	https://www.suse.com/security/cve/CVE-2018-3286/
`ubuntu`	medium	CVE-2018-3286 medium priority: Ubuntu including 10 source packages (mariadb-10.0, mariadb-10.1, …), 120 status rows across 13 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, trusty, upstream, vivid, xenial): DNE 94, not-affected 22, needs-triage 4.	https://ubuntu.com/security/CVE-2018-3286

Affected software / configurations for CVE-2018-3286

Vendor	Product	Version	Raw CPE
oracle	mysql	>= 8.0.0, <= 8.0.12	cpe:2.3:a:oracle:mysql::::::::
netapp	oncommand_insight	—	cpe:2.3:a:netapp:oncommand_insight:-:::::::*
netapp	oncommand_unified_manager	>= 9.4	cpe:2.3:a:netapp:oncommand_unified_manager::::::vmware_vsphere::*
netapp	oncommand_workflow_automation	—	cpe:2.3:a:netapp:oncommand_workflow_automation:-:::::::*
netapp	snapcenter	—	cpe:2.3:a:netapp:snapcenter:-:::::::*
netapp	storage_automation_store	—	cpe:2.3:a:netapp:storage_automation_store:-:::::::*
netapp	oncommand_unified_manager	>= 7.3	cpe:2.3:a:netapp:oncommand_unified_manager::::::::

References for CVE-2018-3286

URL	Tags
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html	Patch Vendor Advisory
http://www.securityfocus.com/bid/105607	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041888	Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20181018-0002/	Third Party Advisory

URL

CVE-2018-3286

Exploit prediction scoring system (EPSS) score for CVE-2018-3286

Common vulnerability scoring system (CVSS) metrics for CVE-2018-3286

Weakness enumeration for CVE-2018-3286

OS Trackers for CVE-2018-3286

Affected software / configurations for CVE-2018-3286

References for CVE-2018-3286