Is CVE-2021-30714 in the CISA KEV catalog?

No. CVE-2021-30714 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-30714?

CVE-2021-30714 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2021-30714?

CVE-2021-30714 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-30714?

Upgrade ipados to 14.6 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-30714

MEDIUM

6.3

CVSS v3

NVD

Description

A race condition was addressed with improved state handling. This issue is fixed in iOS 14.6 and iPadOS 14.6. An application may be able to cause unexpected system termination or write kernel memory.

CWE-362Race Condition

How to fix

Remediation Available

ipadosNVD

Affected:< 14.6Fixed in:14.6CVE-2021-30714derived from NVD

iphone osNVD

Affected:< 14.6Fixed in:14.6CVE-2021-30714derived 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 ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.51%probability of exploitation in 30 days

40thpercentile

Moderate risk: more likely to be exploited than 40% of all known CVEs.

References

Vendor Advisory1

support.apple.com

Related Vulnerabilities

Other CWE-362 (Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-6387	High	8.1	100%	-	Fix
CVE-2023-36884	High	7.5	99%	KEV + Ransom	Fix
CVE-2018-15473	Medium	5.3	99%	-	Fix
CVE-2024-27983	High	8.2	87%	-	Fix
CVE-2014-0226	Medium	6.8	86%	-	Fix
CVE-2016-5195	High	7.0	84%	KEV	Fix

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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.