Cyber Resilience

CVE-2023-39939

Critical

Published: 21 August 2023

Published
21 August 2023
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score 0.0022 45.3th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-39939 is a critical-severity SQL Injection (CWE-89) vulnerability in Luxsoft Luxcal Web Calendar. Its CVSS base score is 9.1 (Critical).

Operationally, ranked at the 45.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

SQL injection vulnerability in LuxCal Web Calendar prior to 5.2.3M (MySQL version) and LuxCal Web Calendar prior to 5.2.3L (SQLite version) allows a remote unauthenticated attacker to execute arbitrary queries against the database and obtain or alter the information in…

more

it.

CWE(s)
CWE-89

Related Threats

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

Affected Assets

luxsoft
luxcal web calendar
≤ 5.2.3m · ≤ 5.2.3l

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.

CA-8 Penetration Testing
addresses: CWE-89

Penetration testing uses SQL injection payloads against database interfaces, identifying and supporting fixes for SQL injection weaknesses.

SI-10 Information Input Validation
addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

References