Is CVE-2021-30691 in the CISA KEV catalog?

No. CVE-2021-30691 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-30691?

CVE-2021-30691 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-30691?

CVE-2021-30691 has an EPSS score of 0.95% (57th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-30691?

Upgrade ipados to 14.6 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-30691

MEDIUM

5.5

CVSS v3

NVD

Description

An information disclosure issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted USD file may disclose memory contents.

How to fix

Remediation Available

ipadosNVD

Affected:< 14.6Fixed in:14.6CVE-2021-30691derived from NVD

iphone osNVD

Affected:< 14.6Fixed in:14.6CVE-2021-30691derived from NVD

macosNVD

Affected:>= 11.0, < 11.4Fixed in:11.4CVE-2021-30691derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.95%probability of exploitation in 30 days

57thpercentile

Moderate risk: more likely to be exploited than 57% of all known CVEs.

References

Vendor Advisory4

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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.