CVE-2021-33010

HIGHNVD 7.57.5—

7.5

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.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 43.5%
KEV: Not listed

Published

April 4, 2022

Last Modified

November 21, 2024

References (4)

ics-cert@hqhttps://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-002.pdf
ics-cert@hqhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-180-05
af854a3a-2127-422b-91ae-364da2661108https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-002.pdf
af854a3a-2127-422b-91ae-364da2661108https://www.cisa.gov/uscert/ics/advisories/icsa-21-180-05

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-248

Data Freshness Timeline

(refreshed 9× in last 7d / 9× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 00:32 UTCEG score recompute
2026-05-26 00:32 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2021-33010?

CVE-2021-33010 is a high vulnerability published on April 4, 2022. 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.

When was CVE-2021-33010 disclosed?

CVE-2021-33010 was first published in the National Vulnerability Database on April 4, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-33010 actively exploited?

CVE-2021-33010 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 43.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-33010?

CVE-2021-33010 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2021-33010?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-33010, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-33010

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CVE-2021-33010

📅 Published

🔄 Last Modified

🔗 References (4)