Is CVE-2021-43272 in the CISA KEV catalog?

No. CVE-2021-43272 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-43272?

CVE-2021-43272 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-43272?

CVE-2021-43272 has an EPSS score of 3.52% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-43272?

Upgrade oda viewer to 2022.11 or later.

CVE & CISA-KEV Catalog

CVE-2021-43272

CRITICALEPSS 88th pctl

9.8

CVSS v3

NVD

Description

An improper handling of exceptional conditions vulnerability exists in Open Design Alliance ODA Viewer sample before 2022.11. ODA Viewer continues to process invalid or malicious DWF files instead of stopping upon an exception. An attacker can leverage this vulnerability to execute code in the context of the current process.

CWE-755

How to fix

Remediation Available

oda viewerNVD

Affected:< 2022.11Fixed in:2022.11CVE-2021-43272derived 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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

3.52%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Vendor Advisory1

opendesign.com

Third-Party Advisory3

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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.