How severe is CVE-2023-23494?

CVE-2023-23494 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-23494 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23494?

CVE-2023-23494 primarily affects Apple Ipados. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-23494?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-23494 published?

CVE-2023-23494 was published on 2023-05-08 and last updated on 2026-06-17.

CVE-2023-23494

CVE-2023-23494 is a medium-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Apple Ipados
Published: 2023-05-08
Last modified: 2026-06-17

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. A user in a privileged network position may be able to cause a denial-of-service.

Frequently asked questions

What is CVE-2023-23494?: A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. A user in a privileged network position may be able to cause a denial-of-service.
How severe is CVE-2023-23494?: CVE-2023-23494 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-23494 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23494?: CVE-2023-23494 primarily affects Apple Ipados. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-23494?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-23494 published?: CVE-2023-23494 was published on 2023-05-08 and last updated on 2026-06-17.

References

https://support.apple.com/en-us/HT213676

Affected products (2)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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