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CVE-2023-22015

17
FAUCET Score

CVE-2023-22015 is a vulnerability in Oracle MySQL Server's Optimizer component, affecting versions 5.7.42 and prior, and 8.0.31 and prior, including NetApp products utilizing these versions. This easily exploitable flaw allows a high-privileged attacker with network access to cause a complete denial-of-service (DoS) by crashing the MySQL Server. With a CVSS score of 4.9 (Medium), the primary impact is on availability, with no known impact on confidentiality or integrity. Currently, there is no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.0.0, <= 5.7.42CPE matchmatch criteria
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
>= 8.0, <= 8.0.31CPE matchmatch criteria
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.9MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.88%
Probability of exploitation in next 30 days
EPSS Percentile
55.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0088 is in the 59th percentile among its peer group of 3,566 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: mysql:8.0-8080020230322094358.63b34585
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: mysql-0:8.0.32-1.el9_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mysql80-mysql-0:8.0.32-1.el7
View patch
oraclevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2023-22015Moderate

mysql: Server: Optimizer unspecified vulnerability (CPU Oct 2023)

Oct 17, 2023

References

security.netapp.com / advisory/ntap-20231027-0009
Third Party Advisory
oracle.com / security-alerts/cpuoct2023.html
Vendor Advisory