Cyber Resilience

CVE-2023-39593

MediumPublic PoC

Published: 17 October 2024

Published
17 October 2024
Modified
10 July 2025
KEV Added
Patch
CVSS Score v3.1 5.6 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:L
EPSS Score 0.0079 74.4th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-39593 is a medium-severity Code Injection (CWE-94) vulnerability in Mariadb Mariadb. Its CVSS base score is 5.6 (Medium).

Operationally, ranked in the top 25.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Insecure permissions in the sys_exec function of MariaDB v10.5 allows authenticated attackers to execute arbitrary commands with elevated privileges. NOTE: this is disputed by the MariaDB Foundation because no privilege boundary is crossed.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mariadb
mariadb
10.5.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References