Is CVE-2024-23218 in the CISA KEV catalog?

No. CVE-2024-23218 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-23218?

CVE-2024-23218 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2024-23218?

CVE-2024-23218 has an EPSS score of 1.00% (59th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-23218?

Upgrade ipados to 17.3 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2024-23218

MEDIUM

5.9

CVSS v3

NVD

Description

A timing side-channel issue was addressed with improvements to constant-time computation in cryptographic functions. This issue is fixed in iOS 16.7.6 and iPadOS 16.7.6, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.4, macOS Sonoma 14.3, macOS Ventura 13.6.5, tvOS 17.3, watchOS 10.3. An attacker may be able to decrypt legacy RSA PKCS#1 v1.5 ciphertexts without having the private key.

CWE-203

How to fix

Remediation Available

ipadosNVD

Affected:< 17.3Fixed in:17.3CVE-2024-23218derived from NVD

iphone osNVD

Affected:< 17.3Fixed in:17.3CVE-2024-23218derived from NVD

macosNVD

Affected:>= 14.0, < 14.3Fixed in:14.3CVE-2024-23218derived from NVD

tvosNVD

Affected:< 17.3Fixed in:17.3CVE-2024-23218derived from NVD

watchosNVD

Affected:< 10.3Fixed in:10.3CVE-2024-23218derived 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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.00%probability of exploitation in 30 days

59thpercentile

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

References

Related Vulnerabilities

Other CWE-203 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-5753	Medium	5.6	94%	-	Fix
CVE-2003-0190	Medium	5.0	77%	-	Fix
CVE-2017-5715	Medium	5.6	74%	-	Fix
CVE-2018-3639	Medium	5.5	61%	-	Fix
CVE-2023-28770	High	7.5	58%	-	Fix
CVE-2004-1602	Medium	5.0	31%	-	-

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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 2026-04-02.