Cyber Resilience

CVE-2022-27617

Medium

Published: 03 August 2022

Published
03 August 2022
Modified
14 January 2025
KEV Added
—
Patch
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CVSS Score v3.1 5.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
EPSS Score 0.0013 31.8th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-27617 is a medium-severity Path Traversal (CWE-22) vulnerability in Synology Calendar. Its CVSS base score is 5.0 (Medium).

Operationally, ranked at the 31.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology Calendar before 2.3.4-0631 allows remote authenticated users to download arbitrary files via unspecified vectors.

CWE(s)
CWE-22

Related Threats

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

Affected Assets

synology
calendar
≤ 2.3.4-0631

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.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References