CVE-2019-8834
A configuration issue was addressed with additional restrictions. This issue is fixed in tvOS 13.3, watchOS 6.1.1, iCloud for Windows…
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
A configuration issue was addressed with additional restrictions. This issue is fixed in tvOS 13.3, watchOS 6.1.1, iCloud for Windows 10.9, macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra, iOS 13.3 and iPadOS 13.3, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. An attacker in a privileged network position may be able to bypass HSTS for a limited number of specific top-level domains previously not in the HSTS preload list.
Timeline
ID reserved
By apple
- 21 months later
· 21 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.2% · top 32% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
- An attacker in a privileged network position may be able to bypass HSTS for a limited number of specific top-level domains previously not in the HSTS preload list
Affected products
- affected unspecified – < 13.3
- affected unspecified – < 10.15
- affected unspecified – < 6.1
- affected unspecified – < 13.3
- affected unspecified – < 12.10
- affected unspecified – < 10.9
- affected unspecified – < 7.16
References (7)
- https://support.apple.com/en-us/HT210785 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210788 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210789 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210790 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210793 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210794 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210795 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-8834)Record last updated .