CVE-2019-8809 json
A validation issue was addressed with improved logic.
published 2020-10-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-18199
- cvss
- 3.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
A validation issue was addressed with improved logic. This issue is fixed in macOS Catalina 10.15, iOS 13.1 and iPadOS 13.1, tvOS 13, watchOS 6, iOS 13. A local app may be able to read a persistent account identifier.
Patch / fix
- Apple iOS and iPadOS 13.1
- Apple tvOS 13
- Apple iOS 13
- Apple watchOS 6
- Apple macOS 10.15
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- Apple iOS and iPadOS
- Apple tvOS
- Apple iOS
- Apple watchOS
- Apple macOS
References
-
support.apple.com
/en-us/HT210634
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT210604
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT210606
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT210607
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT210603
release-notes, vendor-advisory
Sources
- CVE List CVE-2019-8809
- NVD CVE-2019-8809
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.