CVE-2020-9917

CVE-2020-9917 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.

Key facts

Description

This issue was addressed with improved checks. This issue is fixed in iOS 13.6 and iPadOS 13.6. A remote attacker may be able to cause a denial of service.

Frequently asked questions

What is CVE-2020-9917?
This issue was addressed with improved checks. This issue is fixed in iOS 13.6 and iPadOS 13.6. A remote attacker may be able to cause a denial of service.
How severe is CVE-2020-9917?
CVE-2020-9917 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 none, and availability high.
Is CVE-2020-9917 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9917?
CVE-2020-9917 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-2020-9917?
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-2020-9917 published?
CVE-2020-9917 was published on 2020-10-16 and last updated on 2026-06-17.

References

Affected products (2)

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