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CVE-2019-17023
Published: Jan 8, 2020
Modified: Aug 5, 2024
PUBLISHED
Description
After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Firefox | affected before 72 |
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1590001
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2020-01/
x_refsource_CONFIRM
USN-4234-1
vendor-advisory
x_refsource_UBUNTU
USN-4397-1
vendor-advisory
x_refsource_UBUNTU
DSA-4726
vendor-advisory
x_refsource_DEBIAN
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