Cyber Resilience

CVE-2021-33010

High

Published: 04 April 2022

Published
04 April 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0021 43.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-33010 is a high-severity Uncaught Exception (CWE-248) vulnerability in Aveva System Platform. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 43.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An exception is thrown from a function in AVEVA System Platform versions 2017 through 2020 R2 P01, but it is not caught, which may cause a denial-of-service condition.

CWE(s)

Related Threats

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

Affected Assets

aveva
system platform
2020 · 2017 — 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.

addresses: CWE-248

Prevents abrupt termination from uncaught exceptions by requiring a defined, preserved-state failure mode.

addresses: CWE-248

Requires pre-defined safe responses for uncaught exceptions so they do not result in undefined or insecure program termination.

References