Is CVE-2021-33010 in the CISA KEV catalog?

No. CVE-2021-33010 is not currently on the CISA Known Exploited Vulnerabilities list.

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

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

What is the EPSS score for CVE-2021-33010?

CVE-2021-33010 has an EPSS score of 1.03% (59th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-33010?

Upgrade system platform to 2020 or later.

CVE & CISA-KEV Catalog

CVE-2021-33010

HIGH

7.5

CVSS v3

NVD

Description

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-248

How to fix

Remediation Available

system platformNVD

Affected:>= 2017, < 2020Fixed in:2020CVE-2021-33010derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

1.03%probability of exploitation in 30 days

59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Vendor Advisory1

aveva.com

Third-Party Advisory1

cisa.gov

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.