Cyber Resilience

CVE-2021-42797

High

Published: 16 December 2023

Published
16 December 2023
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0022 44.2th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-42797 is a high-severity Path Traversal (CWE-22) vulnerability in Aveva Edge. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 44.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Path traversal vulnerability in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior allows an unauthenticated user to steal the Windows access token of the user account configured for accessing external DB resources.

CWE(s)
CWE-22

Related Threats

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

Affected Assets

aveva
edge
2020 · ≤ 2020

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