CVE-2019-8740

highpriority · track · 31EPSS 0.013 · 70 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.30% (70th) EPSS

CVSS 9.3 · high

Is it mine?

7 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 13.1 and iPadOS 13.1, watchOS 6, tvOS 13. An application may be able to execute arbitrary code with kernel privileges.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimary

affected products (7)

Products and version ranges known to be affected.

Apple iOS and iPadOSunspecified → 13.1enisa_euvdEU
Apple tvOSunspecified → 13enisa_euvdEU
Apple watchOSunspecified → 6enisa_euvdEU
apple ipad os< 13.1nvdUScpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
apple iphone os< 13.1nvdUScpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple tvos< 13nvdUScpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
apple watchos< 6.0nvdUScpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2020-10-27modified 2026-06-17

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+16120 more

references (11)

External citations — patches, advisories, analysis.

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