How severe is CVE-2021-30960?

CVE-2021-30960 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-30960 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30960?

CVE-2021-30960 primarily affects Apple Ipados. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-30960?

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

When was CVE-2021-30960 published?

CVE-2021-30960 was published on 2021-08-24 and last updated on 2026-06-17.

CVE-2021-30960

CVE-2021-30960 is a medium-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 5.5. 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 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Apple Ipados
Published: 2021-08-24
Last modified: 2026-06-17

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, watchOS 8.3, iOS 15.2 and iPadOS 15.2, tvOS 15.2. Parsing a maliciously crafted audio file may lead to disclosure of user information.

Frequently asked questions

What is CVE-2021-30960?: A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, watchOS 8.3, iOS 15.2 and iPadOS 15.2, tvOS 15.2. Parsing a maliciously crafted audio file may lead to disclosure of user information.
How severe is CVE-2021-30960?: CVE-2021-30960 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-30960 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30960?: CVE-2021-30960 primarily affects Apple Ipados. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-30960?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-30960 published?: CVE-2021-30960 was published on 2021-08-24 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

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