Is CVE-2020-29624 in the CISA KEV catalog?

No. CVE-2020-29624 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-29624?

CVE-2020-29624 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2020-29624?

CVE-2020-29624 has an EPSS score of 1.04% (60th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-29624?

Upgrade ipados to 14.3 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2020-29624

HIGH

7.8

CVSS v3

NVD

Description

A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font file may lead to arbitrary code execution.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

ipadosNVD

Affected:< 14.3Fixed in:14.3CVE-2020-29624derived from NVD

iphone osNVD

Affected:< 14.3Fixed in:14.3CVE-2020-29624derived from NVD

mac os xNVD

Affected:>= 10.15, < 10.15.7Fixed in:10.15.7CVE-2020-29624derived from NVD

macosNVD

Affected:>= 11.0, < 11.1.0Fixed in:11.1.0CVE-2020-29624derived from NVD

tvosNVD

Affected:< 14.3Fixed in:14.3CVE-2020-29624derived from NVD

watchosNVD

Affected:< 7.2Fixed in:7.2CVE-2020-29624derived 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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.04%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Vendor Advisory4

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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.