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CVE-2019-8527

CRITICALCVSS 9.1/10EPSS 3.24%

Last modified

CVE-2019-8527 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. EPSS estimates a 3.24% chance of exploitation in the next 30 days.

Description

A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Metrics

CVSS 3.1
9.1/10

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

EPSS Probability
3.24%

86.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AppleIphone Os< 12.2
AppleMac Os X< 10.14.4
AppleTvos< 12.2
AppleWatchos< 5.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-8527?
A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
How severe is CVE-2019-8527?
CVE-2019-8527 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 3.24% probability of exploitation in the next 30 days.
How do I fix CVE-2019-8527?
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-2019-8527?

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

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Source: NVD / NIST