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CVE-2020-9839

HIGHCVSS 7/10EPSS 3.67%

Last modified

CVE-2020-9839 is a high-severity vulnerability rated 7/10 on the CVSS scale. A race condition was addressed with improved state handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. EPSS estimates a 3.67% chance of exploitation in the next 30 days.

Description

A race condition was addressed with improved state handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. An application may be able to gain elevated privileges.

Metrics

CVSS 3.1
7/10

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

EPSS Probability
3.67%

88.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AppleIpados< 13.5
AppleIphone Os< 13.5
AppleMac Os X< 10.15.5
AppleTvos< 13.4.5
AppleWatchos< 6.2.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-9839?
A race condition was addressed with improved state handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. An application may be able to gain elevated privileges.
How severe is CVE-2020-9839?
CVE-2020-9839 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 3.67% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9839?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-9839?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST