How severe is CVE-2021-30874?

CVE-2021-30874 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-30874 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30874?

CVE-2021-30874 primarily affects Apple Ipados. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-30874?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-30874 published?

CVE-2021-30874 was published on 2021-08-24 and last updated on 2026-06-17.

CVE-2021-30874

CVE-2021-30874 is a high-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 7.5. 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-862.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Apple Ipados
Published: 2021-08-24
Last modified: 2026-06-17

Description

An authorization issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. A VPN configuration may be installed by an app without user permission.

Frequently asked questions

What is CVE-2021-30874?: An authorization issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. A VPN configuration may be installed by an app without user permission.
How severe is CVE-2021-30874?: CVE-2021-30874 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-30874 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30874?: CVE-2021-30874 primarily affects Apple Ipados. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-30874?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-30874 published?: CVE-2021-30874 was published on 2021-08-24 and last updated on 2026-06-17.

References

Affected products (3)

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

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