Security Resilience

CVE-2024-20966

Oracle Mysql Server 8.0.0 – 8.0.35

Published
17 February 2024
Modified
17 June 2026
Patch / advisory
CVSS Score v3.1 4.9
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.011 65th percentile
Risk Priority 41 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2024-20966 is a medium-severity Improper Resource Shutdown or Release (CWE-404) vulnerability in Oracle Mysql Server. Its CVSS base score is 4.9 (Medium).

Operationally, ranked in the top 35% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to SA-11 (Developer Testing and Evaluation) and SA-8 (Security and Privacy Engineering Principles) — see the control section below for these in your framework.

EU & UK References

Vulnerability Data

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise…

more

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).

CWE(s)

Related Threats

CVEs Like This One

CVE-2025-30688Same product: Oracle Mysql Server
CVE-2025-21525Same product: Oracle Mysql Server
CVE-2023-21963Same product: Oracle Mysql Server
CVE-2025-21501Same product: Oracle Mysql Server
CVE-2024-20982Same product: Oracle Mysql Server
CVE-2024-21057Same product: Oracle Mysql Server
CVE-2025-21493Same product: Oracle Mysql Server
CVE-2026-21929Same product: Oracle Mysql Server
CVE-2026-34278Same product: Oracle Mysql Server
CVE-2026-35240Same product: Oracle Mysql Server

Affected Assets

oracle
mysql server
8.0.0 — 8.0.35 · 8.1.0 — 8.2.0

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

Developer testing and evaluation can discover missing or incorrect resource releases after code is written.

Engineering principles can require explicit resource acquisition/release patterns that stop improper shutdown from being introduced.

Priority-based resource allocation limits the blast radius when released resources are not returned to the pool.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

blocks

documenting procedures for secure operation, error handling, restart/recovery and resource management (including references to 8.13/8.18) is a governance and dependency control that does not itself stop exploitation of a resource-shutdown flaw; any prevention would require other controls (e.g. code changes or runtime enforcement) configured to act on it

Hardening callouts derived

DISA STIG baselines are authored against specific weaknesses. Where this CVE cites a broad weakness class, the mapping is not asserted at that abstraction (owner ruling, 2026-09-25: grade only at Base and below), so no rule is shown here rather than a rule shown against the wrong grain.

  • No fine-grained STIG row for CWE-404, a class-level weakness, and none of its children carries one either.

References